tracefs: Convert to new uid/gid option parsing helpers

Convert to new uid/gid option parsing helpers

Signed-off-by: Eric Sandeen <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Acked-by: Steven Rostedt (Google) <[email protected]>
Signed-off-by: Christian Brauner <[email protected]>

Author: Eric Sandeen

fs/tracefs/inode.c

@@ -296,18 +296,16 @@ enum {
 };
 
 static const struct fs_parameter_spec tracefs_param_specs[] = {
-	fsparam_u32	("gid",		Opt_gid),
+	fsparam_gid	("gid",		Opt_gid),
 	fsparam_u32oct	("mode",	Opt_mode),
-	fsparam_u32	("uid",		Opt_uid),
+	fsparam_uid	("uid",		Opt_uid),
 	{}
 };
 
 static int tracefs_parse_param(struct fs_context *fc, struct fs_parameter *param)
 {
 	struct tracefs_fs_info *opts = fc->s_fs_info;
 	struct fs_parse_result result;
-	kuid_t uid;
-	kgid_t gid;
 	int opt;
 
 	opt = fs_parse(fc, tracefs_param_specs, param, &result);
@@ -316,16 +314,10 @@ static int tracefs_parse_param(struct fs_context *fc, struct fs_parameter *param
 
 	switch (opt) {
 	case Opt_uid:
-		uid = make_kuid(current_user_ns(), result.uint_32);
-		if (!uid_valid(uid))
-			return invalf(fc, "Unknown uid");
-		opts->uid = uid;
+		opts->uid = result.uid;
 		break;
 	case Opt_gid:
-		gid = make_kgid(current_user_ns(), result.uint_32);
-		if (!gid_valid(gid))
-			return invalf(fc, "Unknown gid");
-		opts->gid = gid;
+		opts->gid = result.gid;
 		break;
 	case Opt_mode:
 		opts->mode = result.uint_32 & S_IALLUGO;