ext4/super.c: fix #ifdef's (CONFIG_EXT4_* -> CONFIG_EXT4DEV_*)

Based on a report by Robert P. J. Day.
Signed-off-by: Adrian Bunk <bunk@kernel.org>

fs/ext4/super.c

@@ -706,7 +706,7 @@ static int ext4_show_options(struct seq_file *seq, struct vfsmount *vfs)
 		seq_puts(seq, ",debug");
 	if (test_opt(sb, OLDALLOC))
 		seq_puts(seq, ",oldalloc");
-#ifdef CONFIG_EXT4_FS_XATTR
+#ifdef CONFIG_EXT4DEV_FS_XATTR
 	if (test_opt(sb, XATTR_USER))
 		seq_puts(seq, ",user_xattr");
 	if (!test_opt(sb, XATTR_USER) &&
@@ -714,7 +714,7 @@ static int ext4_show_options(struct seq_file *seq, struct vfsmount *vfs)
 		seq_puts(seq, ",nouser_xattr");
 	}
 #endif
-#ifdef CONFIG_EXT4_FS_POSIX_ACL
+#ifdef CONFIG_EXT4DEV_FS_POSIX_ACL
 	if (test_opt(sb, POSIX_ACL))
 		seq_puts(seq, ",acl");
 	if (!test_opt(sb, POSIX_ACL) && (def_mount_opts & EXT4_DEFM_ACL))