Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm...

[firefly-linux-kernel-4.4.55.git] / mm / mempolicy.c

diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index b19569137529221163e6b51bd96e3a161805a97f..39fd416ae14f7cc1da341c50e85fa1bdf93a5904 100644 (file)
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -1334,8 +1334,8 @@ SYSCALL_DEFINE4(migrate_pages, pid_t, pid, unsigned long, maxnode,
         * userid as the target process.
         */
        tcred = __task_cred(task);
-       if (cred->euid != tcred->suid && cred->euid != tcred->uid &&
-           cred->uid  != tcred->suid && cred->uid  != tcred->uid &&
+       if (!uid_eq(cred->euid, tcred->suid) && !uid_eq(cred->euid, tcred->uid) &&
+           !uid_eq(cred->uid,  tcred->suid) && !uid_eq(cred->uid,  tcred->uid) &&
            !capable(CAP_SYS_NICE)) {
                rcu_read_unlock();
                err = -EPERM;