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-rw-r--r--block/ioprio.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/block/ioprio.c b/block/ioprio.c
index 31666c92b46a..cc7800e9eb44 100644
--- a/block/ioprio.c
+++ b/block/ioprio.c
@@ -123,7 +123,8 @@ SYSCALL_DEFINE3(ioprio_set, int, which, int, who, int, ioprio)
break;
do_each_thread(g, p) {
- if (!uid_eq(task_uid(p), uid))
+ if (!uid_eq(task_uid(p), uid) ||
+ !task_pid_vnr(p))
continue;
ret = set_task_ioprio(p, ioprio);
if (ret)
@@ -220,7 +221,8 @@ SYSCALL_DEFINE2(ioprio_get, int, which, int, who)
break;
do_each_thread(g, p) {
- if (!uid_eq(task_uid(p), user->uid))
+ if (!uid_eq(task_uid(p), user->uid) ||
+ !task_pid_vnr(p))
continue;
tmpio = get_task_ioprio(p);
if (tmpio < 0)