signal: simplify compat_sigpending()

Remove "if it's big-endian..." ifdef in compat_sigpending(),
use the endian-agnostic variant.

Suggested-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Dmitry V. Levin <ldv@altlinux.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

kernel/signal.c

@@ -3330,15 +3330,11 @@ SYSCALL_DEFINE1(sigpending, old_sigset_t __user *, set)
 #ifdef CONFIG_COMPAT
 COMPAT_SYSCALL_DEFINE1(sigpending, compat_old_sigset_t __user *, set32)
 {
-#ifdef __BIG_ENDIAN
 	sigset_t set;
 	int err = do_sigpending(&set, sizeof(set.sig[0]));
 	if (!err)
 		err = put_user(set.sig[0], set32);
 	return err;
-#else
-	return sys_rt_sigpending((sigset_t __user *)set32, sizeof(*set32));
-#endif
 }
 #endif