drm/xe/selftests: Fix an error pointer dereference bug

Check if "bo" is an error pointer before calling xe_bo_lock() on it.

Fixes: d6abc18d66 ("drm/xe/xe2: Modify xe_bo_test for system memory")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Matthew Brost <matthew.brost@intel.com>
(cherry picked from commit 88ec23528b)
Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
This commit is contained in:
Dan Carpenter 2024-01-05 15:20:35 +03:00 • committed by Thomas Hellström
commit 616576df35