diff options
Diffstat (limited to 'fs/ioprio.c')
| -rw-r--r-- | fs/ioprio.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/ioprio.c b/fs/ioprio.c index c7c0b28d7d21..82c40a23afd7 100644 --- a/fs/ioprio.c +++ b/fs/ioprio.c @@ -230,6 +230,7 @@ SYSCALL_DEFINE2(ioprio_get, int, which, int, who) if (!user) break; + rcu_read_lock(); do_each_thread(g, p) { if (__task_cred(p)->uid != user->uid) continue; @@ -241,6 +242,7 @@ SYSCALL_DEFINE2(ioprio_get, int, which, int, who) else ret = ioprio_best(ret, tmpio); } while_each_thread(g, p); + rcu_read_unlock(); if (who) free_uid(user); |