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[v16,01/20] drm/msm: Remove dangling submitqueue references

Message ID 20200901164707.2645413-2-robdclark@gmail.com
State New
Headers show
Series iommu/arm-smmu + drm/msm: per-process GPU pgtables | expand

Commit Message

Rob Clark Sept. 1, 2020, 4:46 p.m. UTC 
From: Rob Clark <robdclark@chromium.org>

Currently it doesn't matter, since we free the ctx immediately.  But
when we start refcnt'ing the ctx, we don't want old dangling list
entries to hang around.

Signed-off-by: Rob Clark <robdclark@chromium.org>
Reviewed-by: Jordan Crouse <jcrouse@codeaurora.org>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
---
 drivers/gpu/drm/msm/msm_submitqueue.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/msm/msm_submitqueue.c b/drivers/gpu/drm/msm/msm_submitqueue.c
index a1d94be7883a..90c9d84e6155 100644
--- a/drivers/gpu/drm/msm/msm_submitqueue.c
+++ b/drivers/gpu/drm/msm/msm_submitqueue.c
@@ -49,8 +49,10 @@  void msm_submitqueue_close(struct msm_file_private *ctx)
 	 * No lock needed in close and there won't
 	 * be any more user ioctls coming our way
 	 */
-	list_for_each_entry_safe(entry, tmp, &ctx->submitqueues, node)
+	list_for_each_entry_safe(entry, tmp, &ctx->submitqueues, node) {
+		list_del(&entry->node);
 		msm_submitqueue_put(entry);
+	}
 }
 
 int msm_submitqueue_create(struct drm_device *drm, struct msm_file_private *ctx,