GFS2: use kvfree() instead of open-coding it

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>

fs/gfs2/dir.c

@@ -365,22 +365,15 @@ static __be64 *gfs2_dir_get_hash_table(struct gfs2_inode *ip)
 
 	ret = gfs2_dir_read_data(ip, hc, hsize);
 	if (ret < 0) {
-		if (is_vmalloc_addr(hc))
-			vfree(hc);
-		else
-			kfree(hc);
+		kvfree(hc);
 		return ERR_PTR(ret);
 	}
 
 	spin_lock(&inode->i_lock);
-	if (ip->i_hash_cache) {
-		if (is_vmalloc_addr(hc))
-			vfree(hc);
-		else
-			kfree(hc);
-	} else {
+	if (ip->i_hash_cache)
+		kvfree(hc);
+	else
 		ip->i_hash_cache = hc;
-	}
 	spin_unlock(&inode->i_lock);
 
 	return ip->i_hash_cache;
@@ -396,10 +389,7 @@ void gfs2_dir_hash_inval(struct gfs2_inode *ip)
 {
 	__be64 *hc = ip->i_hash_cache;
 	ip->i_hash_cache = NULL;
-	if (is_vmalloc_addr(hc))
-		vfree(hc);
-	else
-		kfree(hc);
+	kvfree(hc);
 }
 
 static inline int gfs2_dirent_sentinel(const struct gfs2_dirent *dent)
@@ -1168,10 +1158,7 @@ fail:
 	gfs2_dinode_out(dip, dibh->b_data);
 	brelse(dibh);
 out_kfree:
-	if (is_vmalloc_addr(hc2))
-		vfree(hc2);
-	else
-		kfree(hc2);
+	kvfree(hc2);
 	return error;
 }
 
@@ -1302,14 +1289,6 @@ static void *gfs2_alloc_sort_buffer(unsigned size)
 	return ptr;
 }
 
-static void gfs2_free_sort_buffer(void *ptr)
-{
-	if (is_vmalloc_addr(ptr))
-		vfree(ptr);
-	else
-		kfree(ptr);
-}
-
 static int gfs2_dir_read_leaf(struct inode *inode, struct dir_context *ctx,
 			      int *copied, unsigned *depth,
 			      u64 leaf_no)
@@ -1393,7 +1372,7 @@ static int gfs2_dir_read_leaf(struct inode *inode, struct dir_context *ctx,
 out_free:
 	for(i = 0; i < leaf; i++)
 		brelse(larr[i]);
-	gfs2_free_sort_buffer(larr);
+	kvfree(larr);
 out:
 	return error;
 }
@@ -2004,10 +1983,7 @@ out_rlist:
 	gfs2_rlist_free(&rlist);
 	gfs2_quota_unhold(dip);
 out:
-	if (is_vmalloc_addr(ht))
-		vfree(ht);
-	else
-		kfree(ht);
+	kvfree(ht);
 	return error;
 }
 

fs/gfs2/quota.c

@@ -1360,13 +1360,8 @@ void gfs2_quota_cleanup(struct gfs2_sbd *sdp)
 
 	gfs2_assert_warn(sdp, !atomic_read(&sdp->sd_quota_count));
 
-	if (sdp->sd_quota_bitmap) {
-		if (is_vmalloc_addr(sdp->sd_quota_bitmap))
-			vfree(sdp->sd_quota_bitmap);
-		else
-			kfree(sdp->sd_quota_bitmap);
-		sdp->sd_quota_bitmap = NULL;
-	}
+	kvfree(sdp->sd_quota_bitmap);
+	sdp->sd_quota_bitmap = NULL;
 }
 
 static void quotad_error(struct gfs2_sbd *sdp, const char *msg, int error)