[PATCH] gpu: drm/amd: Fix the bug in list_for_each_entry() loops

Lu Hongfei luhongfei at vivo.com
Mon Jun 12 06:59:54 UTC 2023


pqn bound in list_for_each_entry loop will not be null, so there is
no need to check whether pqn is NULL or not.
We could remove this check.

Signed-off-by: Lu Hongfei <luhongfei at vivo.com>
---
 drivers/gpu/drm/amd/amdkfd/kfd_debug.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_debug.c b/drivers/gpu/drm/amd/amdkfd/kfd_debug.c
index cd34e7aaead4..10d0cef844f0
--- a/drivers/gpu/drm/amd/amdkfd/kfd_debug.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_debug.c
@@ -1097,9 +1097,6 @@ void kfd_dbg_set_enabled_debug_exception_mask(struct kfd_process *target,
 
 	pqm = &target->pqm;
 	list_for_each_entry(pqn, &pqm->queues, process_queue_list) {
-		if (!pqn)
-			continue;
-
 		found_mask |= pqn->q->properties.exception_status;
 	}
 
-- 
2.39.0



More information about the dri-devel mailing list