| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.15 439/667] drm/msm/dpu: fix error check return value of irq_of_parse_and_map() | Date | Tue, 7 Jun 2022 19:01:44 +0200 |
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From: Lv Ruyi <lv.ruyi@zte.com.cn>
[ Upstream commit 95093595914c17f32e1d6228b4db06fab8cebd35 ]
The irq_of_parse_and_map() function returns 0 on failure, and does not return a negative value anyhow, so never enter this conditional branch.
Fixes: 25fdd5933e4c ("drm/msm: Add SDM845 DPU support") Reported-by: Zeal Robot <zealci@zte.com.cn> Signed-off-by: Lv Ruyi <lv.ruyi@zte.com.cn> Reviewed-by: Stephen Boyd <swboyd@chromium.org> Patchwork: https://patchwork.freedesktop.org/patch/483291/ Link: https://lore.kernel.org/r/20220425090947.3498897-1-lv.ruyi@zte.com.cn Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c index 2870b0ffe1eb..8b7693883e7c 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c @@ -1188,7 +1188,7 @@ static int dpu_bind(struct device *dev, struct device *master, void *data) priv->kms = &dpu_kms->base; - return ret; + return 0; } static void dpu_unbind(struct device *dev, struct device *master, void *data) -- 2.35.1
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