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Subject[PATCH 5.10 389/593] drm/msm: Fix error return code in msm_drm_init()
Date
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(+)

diff --git a/drivers/gpu/drm/msm/msm_drv.c b/drivers/gpu/drm/msm/msm_drv.c
index 0aacc43faefa..edee4c2a76ce 100644
--- a/drivers/gpu/drm/msm/msm_drv.c
+++ b/drivers/gpu/drm/msm/msm_drv.c
@@ -505,6 +505,7 @@ static int msm_drm_init(struct device *dev, 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;
}
--
2.30.2


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