Merge branch 'for-4.8/core' of git://git.kernel.dk/linux-block

[karo-tx-linux.git] / block / ioprio.c

diff --git a/block/ioprio.c b/block/ioprio.c
index cc7800e9eb441e2b7737a152f0dbb60182821408..01b8116298a13b5463e7969ce66c0b037bcfccd5 100644 (file)
--- a/block/ioprio.c
+++ b/block/ioprio.c
@@ -150,8 +150,10 @@ static int get_task_ioprio(struct task_struct *p)
        if (ret)
                goto out;
        ret = IOPRIO_PRIO_VALUE(IOPRIO_CLASS_NONE, IOPRIO_NORM);
+       task_lock(p);
        if (p->io_context)
                ret = p->io_context->ioprio;
+       task_unlock(p);
 out:
        return ret;
 }