drm/i915/selftests: fix NULL vs IS_ERR() check in mock_context_barrier()

The mock_context() function returns NULL on error, it doesn't return
error pointers.

Fixes: 85fddf0b00 ("drm/i915: Introduce a context barrier callback")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20190321092451.GK2202@kadam
This commit is contained in:
Dan Carpenter 2019-03-21 12:24:51 +03:00 committed by Chris Wilson
parent ab7529f244
commit 401f147b16

View File

@ -1620,8 +1620,8 @@ static int mock_context_barrier(void *arg)
mutex_lock(&i915->drm.struct_mutex);
ctx = mock_context(i915, "mock");
if (IS_ERR(ctx)) {
err = PTR_ERR(ctx);
if (!ctx) {
err = -ENOMEM;
goto unlock;
}