apparmor: rename context abreviation cxt to the more standard ctx

Signed-off-by: John Johansen <john.johansen@canonical.com>

security/apparmor/context.c

@@ -13,11 +13,11 @@
  * License.
  *
  *
- * AppArmor sets confinement on every task, via the the aa_task_cxt and
- * the aa_task_cxt.profile, both of which are required and are not allowed
- * to be NULL.  The aa_task_cxt is not reference counted and is unique
+ * AppArmor sets confinement on every task, via the the aa_task_ctx and
+ * the aa_task_ctx.profile, both of which are required and are not allowed
+ * to be NULL.  The aa_task_ctx is not reference counted and is unique
  * to each cred (which is reference count).  The profile pointed to by
- * the task_cxt is reference counted.
+ * the task_ctx is reference counted.
  *
  * TODO
  * If a task uses change_hat it currently does not return to the old
@@ -30,28 +30,28 @@
 #include "include/policy.h"
 
 /**
- * aa_alloc_task_context - allocate a new task_cxt
+ * aa_alloc_task_context - allocate a new task_ctx
  * @flags: gfp flags for allocation
  *
  * Returns: allocated buffer or NULL on failure
  */
-struct aa_task_cxt *aa_alloc_task_context(gfp_t flags)
+struct aa_task_ctx *aa_alloc_task_context(gfp_t flags)
 {
-	return kzalloc(sizeof(struct aa_task_cxt), flags);
+	return kzalloc(sizeof(struct aa_task_ctx), flags);
 }
 
 /**
- * aa_free_task_context - free a task_cxt
- * @cxt: task_cxt to free (MAYBE NULL)
+ * aa_free_task_context - free a task_ctx
+ * @ctx: task_ctx to free (MAYBE NULL)
  */
-void aa_free_task_context(struct aa_task_cxt *cxt)
+void aa_free_task_context(struct aa_task_ctx *ctx)
 {
-	if (cxt) {
-		aa_put_profile(cxt->profile);
-		aa_put_profile(cxt->previous);
-		aa_put_profile(cxt->onexec);
+	if (ctx) {
+		aa_put_profile(ctx->profile);
+		aa_put_profile(ctx->previous);
+		aa_put_profile(ctx->onexec);
 
-		kzfree(cxt);
+		kzfree(ctx);
 	}
 }
 
@@ -60,7 +60,7 @@ void aa_free_task_context(struct aa_task_cxt *cxt)
  * @new: a blank task context      (NOT NULL)
  * @old: the task context to copy  (NOT NULL)
  */
-void aa_dup_task_context(struct aa_task_cxt *new, const struct aa_task_cxt *old)
+void aa_dup_task_context(struct aa_task_ctx *new, const struct aa_task_ctx *old)
 {
 	*new = *old;
 	aa_get_profile(new->profile);
@@ -93,11 +93,11 @@ struct aa_profile *aa_get_task_profile(struct task_struct *task)
  */
 int aa_replace_current_profile(struct aa_profile *profile)
 {
-	struct aa_task_cxt *cxt = current_cxt();
+	struct aa_task_ctx *ctx = current_ctx();
 	struct cred *new;
 	BUG_ON(!profile);
 
-	if (cxt->profile == profile)
+	if (ctx->profile == profile)
 		return 0;
 
 	if (current_cred() != current_real_cred())
@@ -107,20 +107,22 @@ int aa_replace_current_profile(struct aa_profile *profile)
 	if (!new)
 		return -ENOMEM;
 
-	cxt = cred_cxt(new);
-	if (unconfined(profile) || (cxt->profile->ns != profile->ns))
+	ctx = cred_ctx(new);
+	if (unconfined(profile) || (ctx->profile->ns != profile->ns))
 		/* if switching to unconfined or a different profile namespace
 		 * clear out context state
 		 */
-		aa_clear_task_cxt_trans(cxt);
+		aa_clear_task_ctx_trans(ctx);
 
-	/* be careful switching cxt->profile, when racing replacement it
-	 * is possible that cxt->profile->proxy->profile is the reference
+	/*
+	 * be careful switching ctx->profile, when racing replacement it
+	 * is possible that ctx->profile->proxy->profile is the reference
 	 * keeping @profile valid, so make sure to get its reference before
-	 * dropping the reference on cxt->profile */
+	 * dropping the reference on ctx->profile
+	 */
 	aa_get_profile(profile);
-	aa_put_profile(cxt->profile);
-	cxt->profile = profile;
+	aa_put_profile(ctx->profile);
+	ctx->profile = profile;
 
 	commit_creds(new);
 	return 0;
@@ -134,15 +136,15 @@ int aa_replace_current_profile(struct aa_profile *profile)
  */
 int aa_set_current_onexec(struct aa_profile *profile)
 {
-	struct aa_task_cxt *cxt;
+	struct aa_task_ctx *ctx;
 	struct cred *new = prepare_creds();
 	if (!new)
 		return -ENOMEM;
 
-	cxt = cred_cxt(new);
+	ctx = cred_ctx(new);
 	aa_get_profile(profile);
-	aa_put_profile(cxt->onexec);
-	cxt->onexec = profile;
+	aa_put_profile(ctx->onexec);
+	ctx->onexec = profile;
 
 	commit_creds(new);
 	return 0;
@@ -160,28 +162,28 @@ int aa_set_current_onexec(struct aa_profile *profile)
  */
 int aa_set_current_hat(struct aa_profile *profile, u64 token)
 {
-	struct aa_task_cxt *cxt;
+	struct aa_task_ctx *ctx;
 	struct cred *new = prepare_creds();
 	if (!new)
 		return -ENOMEM;
 	BUG_ON(!profile);
 
-	cxt = cred_cxt(new);
-	if (!cxt->previous) {
+	ctx = cred_ctx(new);
+	if (!ctx->previous) {
 		/* transfer refcount */
-		cxt->previous = cxt->profile;
-		cxt->token = token;
-	} else if (cxt->token == token) {
-		aa_put_profile(cxt->profile);
+		ctx->previous = ctx->profile;
+		ctx->token = token;
+	} else if (ctx->token == token) {
+		aa_put_profile(ctx->profile);
 	} else {
-		/* previous_profile && cxt->token != token */
+		/* previous_profile && ctx->token != token */
 		abort_creds(new);
 		return -EACCES;
 	}
-	cxt->profile = aa_get_newest_profile(profile);
+	ctx->profile = aa_get_newest_profile(profile);
 	/* clear exec on switching context */
-	aa_put_profile(cxt->onexec);
-	cxt->onexec = NULL;
+	aa_put_profile(ctx->onexec);
+	ctx->onexec = NULL;
 
 	commit_creds(new);
 	return 0;
@@ -198,27 +200,27 @@ int aa_set_current_hat(struct aa_profile *profile, u64 token)
  */
 int aa_restore_previous_profile(u64 token)
 {
-	struct aa_task_cxt *cxt;
+	struct aa_task_ctx *ctx;
 	struct cred *new = prepare_creds();
 	if (!new)
 		return -ENOMEM;
 
-	cxt = cred_cxt(new);
-	if (cxt->token != token) {
+	ctx = cred_ctx(new);
+	if (ctx->token != token) {
 		abort_creds(new);
 		return -EACCES;
 	}
 	/* ignore restores when there is no saved profile */
-	if (!cxt->previous) {
+	if (!ctx->previous) {
 		abort_creds(new);
 		return 0;
 	}
 
-	aa_put_profile(cxt->profile);
-	cxt->profile = aa_get_newest_profile(cxt->previous);
-	BUG_ON(!cxt->profile);
+	aa_put_profile(ctx->profile);
+	ctx->profile = aa_get_newest_profile(ctx->previous);
+	AA_BUG(!ctx->profile);
 	/* clear exec && prev information when restoring to previous context */
-	aa_clear_task_cxt_trans(cxt);
+	aa_clear_task_ctx_trans(ctx);
 
 	commit_creds(new);
 	return 0;

security/apparmor/domain.c

@@ -337,7 +337,7 @@ static struct aa_profile *x_to_profile(struct aa_profile *profile,
  */
 int apparmor_bprm_set_creds(struct linux_binprm *bprm)
 {
-	struct aa_task_cxt *cxt;
+	struct aa_task_ctx *ctx;
 	struct aa_profile *profile, *new_profile = NULL;
 	struct aa_ns *ns;
 	char *buffer = NULL;
@@ -353,10 +353,10 @@ int apparmor_bprm_set_creds(struct linux_binprm *bprm)
 	if (bprm->cred_prepared)
 		return 0;
 
-	cxt = cred_cxt(bprm->cred);
-	BUG_ON(!cxt);
+	ctx = cred_ctx(bprm->cred);
+	AA_BUG(!ctx);
 
-	profile = aa_get_newest_profile(cxt->profile);
+	profile = aa_get_newest_profile(ctx->profile);
 	/*
 	 * get the namespace from the replacement profile as replacement
 	 * can change the namespace
@@ -380,9 +380,9 @@ int apparmor_bprm_set_creds(struct linux_binprm *bprm)
 	 */
 	if (unconfined(profile)) {
 		/* unconfined task */
-		if (cxt->onexec)
+		if (ctx->onexec)
 			/* change_profile on exec already been granted */
-			new_profile = aa_get_profile(cxt->onexec);
+			new_profile = aa_get_profile(ctx->onexec);
 		else
 			new_profile = find_attach(ns, &ns->base.profiles, name);
 		if (!new_profile)
@@ -397,10 +397,10 @@ int apparmor_bprm_set_creds(struct linux_binprm *bprm)
 
 	/* find exec permissions for name */
 	state = aa_str_perms(profile->file.dfa, state, name, &cond, &perms);
-	if (cxt->onexec) {
+	if (ctx->onexec) {
 		struct file_perms cp;
 		info = "change_profile onexec";
-		new_profile = aa_get_newest_profile(cxt->onexec);
+		new_profile = aa_get_newest_profile(ctx->onexec);
 		if (!(perms.allow & AA_MAY_ONEXEC))
 			goto audit;
 
@@ -409,8 +409,8 @@ int apparmor_bprm_set_creds(struct linux_binprm *bprm)
 		 * exec\0change_profile
 		 */
 		state = aa_dfa_null_transition(profile->file.dfa, state);
-		cp = change_profile_perms(profile, cxt->onexec->ns,
-					  cxt->onexec->base.name,
+		cp = change_profile_perms(profile, ctx->onexec->ns,
+					  ctx->onexec->base.name,
 					  AA_MAY_ONEXEC, state);
 
 		if (!(cp.allow & AA_MAY_ONEXEC))
@@ -499,13 +499,13 @@ apply:
 	bprm->per_clear |= PER_CLEAR_ON_SETID;
 
 x_clear:
-	aa_put_profile(cxt->profile);
-	/* transfer new profile reference will be released when cxt is freed */
-	cxt->profile = new_profile;
+	aa_put_profile(ctx->profile);
+	/* transfer new profile reference will be released when ctx is freed */
+	ctx->profile = new_profile;
 	new_profile = NULL;
 
 	/* clear out all temporary/transitional state from the context */
-	aa_clear_task_cxt_trans(cxt);
+	aa_clear_task_ctx_trans(ctx);
 
 audit:
 	error = aa_audit_file(profile, &perms, GFP_KERNEL, OP_EXEC, MAY_EXEC,
@@ -545,17 +545,17 @@ int apparmor_bprm_secureexec(struct linux_binprm *bprm)
 void apparmor_bprm_committing_creds(struct linux_binprm *bprm)
 {
 	struct aa_profile *profile = __aa_current_profile();
-	struct aa_task_cxt *new_cxt = cred_cxt(bprm->cred);
+	struct aa_task_ctx *new_ctx = cred_ctx(bprm->cred);
 
 	/* bail out if unconfined or not changing profile */
-	if ((new_cxt->profile == profile) ||
-	    (unconfined(new_cxt->profile)))
+	if ((new_ctx->profile == profile) ||
+	    (unconfined(new_ctx->profile)))
 		return;
 
 	current->pdeath_signal = 0;
 
 	/* reset soft limits and set hard limits for the new profile */
-	__aa_transition_rlimits(profile, new_cxt->profile);
+	__aa_transition_rlimits(profile, new_ctx->profile);
 }
 
 /**
@@ -604,7 +604,7 @@ static char *new_compound_name(const char *n1, const char *n2)
 int aa_change_hat(const char *hats[], int count, u64 token, bool permtest)
 {
 	const struct cred *cred;
-	struct aa_task_cxt *cxt;
+	struct aa_task_ctx *ctx;
 	struct aa_profile *profile, *previous_profile, *hat = NULL;
 	char *name = NULL;
 	int i;
@@ -622,9 +622,9 @@ int aa_change_hat(const char *hats[], int count, u64 token, bool permtest)
 
 	/* released below */
 	cred = get_current_cred();
-	cxt = cred_cxt(cred);
+	ctx = cred_ctx(cred);
 	profile = aa_get_newest_profile(aa_cred_profile(cred));
-	previous_profile = aa_get_newest_profile(cxt->previous);
+	previous_profile = aa_get_newest_profile(ctx->previous);
 
 	if (unconfined(profile)) {
 		info = "unconfined";

security/apparmor/include/context.h

@@ -22,43 +22,43 @@
 #include "policy.h"
 #include "policy_ns.h"
 
-#define cred_cxt(X) (X)->security
-#define current_cxt() cred_cxt(current_cred())
+#define cred_ctx(X) ((X)->security)
+#define current_ctx() cred_ctx(current_cred())
 
-/* struct aa_file_cxt - the AppArmor context the file was opened in
+/* struct aa_file_ctx - the AppArmor context the file was opened in
  * @perms: the permission the file was opened with
  *
- * The file_cxt could currently be directly stored in file->f_security
+ * The file_ctx could currently be directly stored in file->f_security
  * as the profile reference is now stored in the f_cred.  However the
- * cxt struct will expand in the future so we keep the struct.
+ * ctx struct will expand in the future so we keep the struct.
  */
-struct aa_file_cxt {
+struct aa_file_ctx {
 	u16 allow;
 };
 
 /**
- * aa_alloc_file_context - allocate file_cxt
+ * aa_alloc_file_context - allocate file_ctx
  * @gfp: gfp flags for allocation
  *
- * Returns: file_cxt or NULL on failure
+ * Returns: file_ctx or NULL on failure
  */
-static inline struct aa_file_cxt *aa_alloc_file_context(gfp_t gfp)
+static inline struct aa_file_ctx *aa_alloc_file_context(gfp_t gfp)
 {
-	return kzalloc(sizeof(struct aa_file_cxt), gfp);
+	return kzalloc(sizeof(struct aa_file_ctx), gfp);
 }
 
 /**
- * aa_free_file_context - free a file_cxt
- * @cxt: file_cxt to free  (MAYBE_NULL)
+ * aa_free_file_context - free a file_ctx
+ * @ctx: file_ctx to free  (MAYBE_NULL)
  */
-static inline void aa_free_file_context(struct aa_file_cxt *cxt)
+static inline void aa_free_file_context(struct aa_file_ctx *ctx)
 {
-	if (cxt)
-		kzfree(cxt);
+	if (ctx)
+		kzfree(ctx);
 }
 
 /**
- * struct aa_task_cxt - primary label for confined tasks
+ * struct aa_task_ctx - primary label for confined tasks
  * @profile: the current profile   (NOT NULL)
  * @exec: profile to transition to on next exec  (MAYBE NULL)
  * @previous: profile the task may return to     (MAYBE NULL)
@@ -69,17 +69,17 @@ static inline void aa_free_file_context(struct aa_file_cxt *cxt)
  *
  * TODO: make so a task can be confined by a stack of contexts
  */
-struct aa_task_cxt {
+struct aa_task_ctx {
 	struct aa_profile *profile;
 	struct aa_profile *onexec;
 	struct aa_profile *previous;
 	u64 token;
 };
 
-struct aa_task_cxt *aa_alloc_task_context(gfp_t flags);
-void aa_free_task_context(struct aa_task_cxt *cxt);
-void aa_dup_task_context(struct aa_task_cxt *new,
-			 const struct aa_task_cxt *old);
+struct aa_task_ctx *aa_alloc_task_context(gfp_t flags);
+void aa_free_task_context(struct aa_task_ctx *ctx);
+void aa_dup_task_context(struct aa_task_ctx *new,
+			 const struct aa_task_ctx *old);
 int aa_replace_current_profile(struct aa_profile *profile);
 int aa_set_current_onexec(struct aa_profile *profile);
 int aa_set_current_hat(struct aa_profile *profile, u64 token);
@@ -97,9 +97,10 @@ struct aa_profile *aa_get_task_profile(struct task_struct *task);
  */
 static inline struct aa_profile *aa_cred_profile(const struct cred *cred)
 {
-	struct aa_task_cxt *cxt = cred_cxt(cred);
-	BUG_ON(!cxt || !cxt->profile);
-	return cxt->profile;
+	struct aa_task_ctx *ctx = cred_ctx(cred);
+
+	AA_BUG(!ctx || !ctx->profile);
+	return ctx->profile;
 }
 
 /**
@@ -149,18 +150,19 @@ static inline struct aa_profile *__aa_current_profile(void)
  */
 static inline struct aa_profile *aa_current_profile(void)
 {
-	const struct aa_task_cxt *cxt = current_cxt();
+	const struct aa_task_ctx *ctx = current_ctx();
 	struct aa_profile *profile;
-	BUG_ON(!cxt || !cxt->profile);
 
-	if (profile_is_stale(cxt->profile)) {
-		profile = aa_get_newest_profile(cxt->profile);
+	AA_BUG(!ctx || !ctx->profile);
+
+	if (profile_is_stale(ctx->profile)) {
+		profile = aa_get_newest_profile(ctx->profile);
 		aa_replace_current_profile(profile);
 		aa_put_profile(profile);
-		cxt = current_cxt();
+		ctx = current_ctx();
 	}
 
-	return cxt->profile;
+	return ctx->profile;
 }
 
 static inline struct aa_ns *aa_get_current_ns(void)
@@ -169,16 +171,16 @@ static inline struct aa_ns *aa_get_current_ns(void)
 }
 
 /**
- * aa_clear_task_cxt_trans - clear transition tracking info from the cxt
- * @cxt: task context to clear (NOT NULL)
+ * aa_clear_task_ctx_trans - clear transition tracking info from the ctx
+ * @ctx: task context to clear (NOT NULL)
  */
-static inline void aa_clear_task_cxt_trans(struct aa_task_cxt *cxt)
+static inline void aa_clear_task_ctx_trans(struct aa_task_ctx *ctx)
 {
-	aa_put_profile(cxt->previous);
-	aa_put_profile(cxt->onexec);
-	cxt->previous = NULL;
-	cxt->onexec = NULL;
-	cxt->token = 0;
+	aa_put_profile(ctx->previous);
+	aa_put_profile(ctx->onexec);
+	ctx->previous = NULL;
+	ctx->onexec = NULL;
+	ctx->token = 0;
 }
 
 #endif /* __AA_CONTEXT_H */

security/apparmor/lsm.c

@@ -45,12 +45,12 @@ int apparmor_initialized __initdata;
  */
 
 /*
- * free the associated aa_task_cxt and put its profiles
+ * free the associated aa_task_ctx and put its profiles
  */
 static void apparmor_cred_free(struct cred *cred)
 {
-	aa_free_task_context(cred_cxt(cred));
-	cred_cxt(cred) = NULL;
+	aa_free_task_context(cred_ctx(cred));
+	cred_ctx(cred) = NULL;
 }
 
 /*
@@ -59,27 +59,29 @@ static void apparmor_cred_free(struct cred *cred)
 static int apparmor_cred_alloc_blank(struct cred *cred, gfp_t gfp)
 {
 	/* freed by apparmor_cred_free */
-	struct aa_task_cxt *cxt = aa_alloc_task_context(gfp);
-	if (!cxt)
+	struct aa_task_ctx *ctx = aa_alloc_task_context(gfp);
+
+	if (!ctx)
 		return -ENOMEM;
 
-	cred_cxt(cred) = cxt;
+	cred_ctx(cred) = ctx;
 	return 0;
 }
 
 /*
- * prepare new aa_task_cxt for modification by prepare_cred block
+ * prepare new aa_task_ctx for modification by prepare_cred block
  */
 static int apparmor_cred_prepare(struct cred *new, const struct cred *old,
 				 gfp_t gfp)
 {
 	/* freed by apparmor_cred_free */
-	struct aa_task_cxt *cxt = aa_alloc_task_context(gfp);
-	if (!cxt)
+	struct aa_task_ctx *ctx = aa_alloc_task_context(gfp);
+
+	if (!ctx)
 		return -ENOMEM;
 
-	aa_dup_task_context(cxt, cred_cxt(old));
-	cred_cxt(new) = cxt;
+	aa_dup_task_context(ctx, cred_ctx(old));
+	cred_ctx(new) = ctx;
 	return 0;
 }
 
@@ -88,10 +90,10 @@ static int apparmor_cred_prepare(struct cred *new, const struct cred *old,
  */
 static void apparmor_cred_transfer(struct cred *new, const struct cred *old)
 {
-	const struct aa_task_cxt *old_cxt = cred_cxt(old);
-	struct aa_task_cxt *new_cxt = cred_cxt(new);
+	const struct aa_task_ctx *old_ctx = cred_ctx(old);
+	struct aa_task_ctx *new_ctx = cred_ctx(new);
 
-	aa_dup_task_context(new_cxt, old_cxt);
+	aa_dup_task_context(new_ctx, old_ctx);
 }
 
 static int apparmor_ptrace_access_check(struct task_struct *child,
@@ -345,7 +347,7 @@ static int apparmor_inode_getattr(const struct path *path)
 
 static int apparmor_file_open(struct file *file, const struct cred *cred)
 {
-	struct aa_file_cxt *fcxt = file->f_security;
+	struct aa_file_ctx *fctx = file->f_security;
 	struct aa_profile *profile;
 	int error = 0;
 
@@ -358,7 +360,7 @@ static int apparmor_file_open(struct file *file, const struct cred *cred)
 	 * actually execute the image.
 	 */
 	if (current->in_execve) {
-		fcxt->allow = MAY_EXEC | MAY_READ | AA_EXEC_MMAP;
+		fctx->allow = MAY_EXEC | MAY_READ | AA_EXEC_MMAP;
 		return 0;
 	}
 
@@ -370,7 +372,7 @@ static int apparmor_file_open(struct file *file, const struct cred *cred)
 		error = aa_path_perm(OP_OPEN, profile, &file->f_path, 0,
 				     aa_map_file_to_perms(file), &cond);
 		/* todo cache full allowed permissions set and state */
-		fcxt->allow = aa_map_file_to_perms(file);
+		fctx->allow = aa_map_file_to_perms(file);
 	}
 
 	return error;
@@ -388,14 +390,14 @@ static int apparmor_file_alloc_security(struct file *file)
 
 static void apparmor_file_free_security(struct file *file)
 {
-	struct aa_file_cxt *cxt = file->f_security;
+	struct aa_file_ctx *ctx = file->f_security;
 
-	aa_free_file_context(cxt);
+	aa_free_file_context(ctx);
 }
 
 static int common_file_perm(int op, struct file *file, u32 mask)
 {
-	struct aa_file_cxt *fcxt = file->f_security;
+	struct aa_file_ctx *fctx = file->f_security;
 	struct aa_profile *profile, *fprofile = aa_cred_profile(file->f_cred);
 	int error = 0;
 
@@ -415,7 +417,7 @@ static int common_file_perm(int op, struct file *file, u32 mask)
 	 *       delegation from unconfined tasks
 	 */
 	if (!unconfined(profile) && !unconfined(fprofile) &&
-	    ((fprofile != profile) || (mask & ~fcxt->allow)))
+	    ((fprofile != profile) || (mask & ~fctx->allow)))
 		error = aa_file_perm(op, profile, file, mask);
 
 	return error;
@@ -477,15 +479,15 @@ static int apparmor_getprocattr(struct task_struct *task, char *name,
 	int error = -ENOENT;
 	/* released below */
 	const struct cred *cred = get_task_cred(task);
-	struct aa_task_cxt *cxt = cred_cxt(cred);
+	struct aa_task_ctx *ctx = cred_ctx(cred);
 	struct aa_profile *profile = NULL;
 
 	if (strcmp(name, "current") == 0)
-		profile = aa_get_newest_profile(cxt->profile);
-	else if (strcmp(name, "prev") == 0  && cxt->previous)
-		profile = aa_get_newest_profile(cxt->previous);
-	else if (strcmp(name, "exec") == 0 && cxt->onexec)
-		profile = aa_get_newest_profile(cxt->onexec);
+		profile = aa_get_newest_profile(ctx->profile);
+	else if (strcmp(name, "prev") == 0  && ctx->previous)
+		profile = aa_get_newest_profile(ctx->previous);
+	else if (strcmp(name, "exec") == 0 && ctx->onexec)
+		profile = aa_get_newest_profile(ctx->onexec);
 	else
 		error = -EINVAL;
 
@@ -849,21 +851,21 @@ static int param_set_mode(const char *val, struct kernel_param *kp)
  */
 
 /**
- * set_init_cxt - set a task context and profile on the first task.
+ * set_init_ctx - set a task context and profile on the first task.
  *
  * TODO: allow setting an alternate profile than unconfined
  */
-static int __init set_init_cxt(void)
+static int __init set_init_ctx(void)
 {
 	struct cred *cred = (struct cred *)current->real_cred;
-	struct aa_task_cxt *cxt;
+	struct aa_task_ctx *ctx;
 
-	cxt = aa_alloc_task_context(GFP_KERNEL);
-	if (!cxt)
+	ctx = aa_alloc_task_context(GFP_KERNEL);
+	if (!ctx)
 		return -ENOMEM;
 
-	cxt->profile = aa_get_profile(root_ns->unconfined);
-	cred_cxt(cred) = cxt;
+	ctx->profile = aa_get_profile(root_ns->unconfined);
+	cred_ctx(cred) = ctx;
 
 	return 0;
 }
@@ -890,7 +892,7 @@ static int __init apparmor_init(void)
 		goto alloc_out;
 	}
 
-	error = set_init_cxt();
+	error = set_init_ctx();
 	if (error) {
 		AA_ERROR("Failed to set context on init task\n");
 		aa_free_root_ns();

security/apparmor/policy.c

@@ -808,7 +808,7 @@ static int __lookup_replace(struct aa_ns *ns, const char *hname,
  * @udata: serialized data stream  (NOT NULL)
  *
  * unpack and replace a profile on the profile list and uses of that profile
- * by any aa_task_cxt.  If the profile does not exist on the profile list
+ * by any aa_task_ctx.  If the profile does not exist on the profile list
  * it is added.
  *
  * Returns: size of data consumed else error code on failure.