[PATCH] drm/xe: Fix a NULL vs IS_ERR() in xe_vm_add_compute_exec_queue()

[Dan Carpenter]

The xe_preempt_fence_create() function returns error pointers.  It
never returns NULL.  Update the error checking to match.

Fixes: dd08ebf6c352 ("drm/xe: Introduce a new DRM driver for Intel GPUs")
Signed-off-by: Dan Carpenter <dan.carpen...@linaro.org>
---
 drivers/gpu/drm/xe/xe_vm.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/xe/xe_vm.c b/drivers/gpu/drm/xe/xe_vm.c
index 432ea325677d..5c58c6d99dce 100644
--- a/drivers/gpu/drm/xe/xe_vm.c
+++ b/drivers/gpu/drm/xe/xe_vm.c
@@ -240,8 +240,8 @@ int xe_vm_add_compute_exec_queue(struct xe_vm *vm, struct 
xe_exec_queue *q)
 
        pfence = xe_preempt_fence_create(q, q->lr.context,
                                         ++q->lr.seqno);
-       if (!pfence) {
-               err = -ENOMEM;
+       if (IS_ERR(pfence)) {
+               err = PTR_ERR(pfence);
                goto out_fini;
        }
 
-- 
2.47.2