diff mbox series

[5.12,471/700] drm/msm: Fix error return code in msm_drm_init()

Message ID 20210712061026.710433460@linuxfoundation.org
State Superseded
Headers show
Series None | expand

Commit Message

Greg KH July 12, 2021, 6:09 a.m. UTC 
From: Zhen Lei <thunder.leizhen@huawei.com>


[ Upstream commit a1c9b1e3bdd6d8dc43c18699772fb6cf4497d45a ]

Fix to return a negative error code from the error handling case instead
of 0, as done elsewhere in this function.

Fixes: 7f9743abaa79 ("drm/msm: validate display and event threads")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>

Link: https://lore.kernel.org/r/20210508022836.1777-1-thunder.leizhen@huawei.com
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>

Signed-off-by: Rob Clark <robdclark@chromium.org>

Signed-off-by: Sasha Levin <sashal@kernel.org>

---
 drivers/gpu/drm/msm/msm_drv.c | 1 +
 1 file changed, 1 insertion(+)

-- 
2.30.2
diff mbox series

Patch

diff --git a/drivers/gpu/drm/msm/msm_drv.c b/drivers/gpu/drm/msm/msm_drv.c
index 18ea1c66de71..f206c53c27e0 100644
--- a/drivers/gpu/drm/msm/msm_drv.c
+++ b/drivers/gpu/drm/msm/msm_drv.c
@@ -521,6 +521,7 @@  static int msm_drm_init(struct device *dev, const struct drm_driver *drv)
 		priv->event_thread[i].worker = kthread_create_worker(0,
 			"crtc_event:%d", priv->event_thread[i].crtc_id);
 		if (IS_ERR(priv->event_thread[i].worker)) {
+			ret = PTR_ERR(priv->event_thread[i].worker);
 			DRM_DEV_ERROR(dev, "failed to create crtc_event kthread\n");
 			goto err_msm_uninit;
 		}