userns: Use uid_eq gid_eq helpers when comparing kuids and kgids in the vfs

Acked-by: Serge Hallyn <serge.hallyn@canonical.com>
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>

1 files changed, 3 insertions, 3 deletions

diff --git a/fs/fcntl.c b/fs/fcntl.c
index 75e7c1f3a080..d078b75572a7 100644
--- a/fs/fcntl.c
+++ b/fs/fcntl.c
@@ -532,9 +532,9 @@ static inline int sigio_perm(struct task_struct *p,
 
         rcu_read_lock();
         cred = __task_cred(p);
-        ret = ((fown->euid == 0 ||
-                fown->euid == cred->suid || fown->euid == cred->uid ||
-                fown->uid  == cred->suid || fown->uid  == cred->uid) &&
+        ret = ((uid_eq(fown->euid, GLOBAL_ROOT_UID) ||
+                uid_eq(fown->euid, cred->suid) || uid_eq(fown->euid, cred->uid) ||
+                uid_eq(fown->uid,  cred->suid) || uid_eq(fown->uid,  cred->uid)) &&
                !security_file_send_sigiotask(p, fown, sig));
         rcu_read_unlock();
         return ret;