debugfs: convert gid= argument from decimal, not octal

This patch technically breaks userspace, but I suspect that anyone who actually used this flag would have encountered this brokenness, declared it lunacy, and already sent a patch. Signed-off-by: Dave Reisner <[email protected]> Reviewed-by: Vasiliy Kulikov <[email protected]> Acked-by: Kees Cook <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]>
huzilaoge · Jan 11, 2013 · f1688e0 · f1688e0
1 parent 54b956b
commit f1688e0
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/fs/debugfs/inode.c b/fs/debugfs/inode.c
@@ -176,7 +176,7 @@ static int debugfs_parse_options(char *data, struct debugfs_mount_opts *opts)
 			opts->uid = uid;
 			break;
 		case Opt_gid:
-			if (match_octal(&args[0], &option))
+			if (match_int(&args[0], &option))
 				return -EINVAL;
 			gid = make_kgid(current_user_ns(), option);
 			if (!gid_valid(gid))