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authorDmitry Baryshkov <dmitry.baryshkov@linaro.org>2023-12-02 00:18:34 +0300
committerDmitry Baryshkov <dmitry.baryshkov@linaro.org>2023-12-05 22:14:33 +0300
commitb830b06f008755526646bb1d12500c8ccd8be335 (patch)
tree080ddf3a49d26cbd6c9b0f94aab5f2020e855f2d /drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
parent134c78c962279e423f5d699e3d3b379cbf4885c8 (diff)
downloadlinux-b830b06f008755526646bb1d12500c8ccd8be335.tar.xz
drm/msm/dpu: remove IS_ERR_OR_NULL for dpu_hw_intr_init() error handling
Using IS_ERR_OR_NULL() together with PTR_ERR() is a typical mistake. If the value is NULL, then the function will return 0 instead of a proper return code. Replace IS_ERR_OR_NULL() with IS_ERR() in the dpu_hw_intr_init() error check. Reviewed-by: Jessica Zhang <quic_jesszhan@quicinc.com> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> Patchwork: https://patchwork.freedesktop.org/patch/570036/ Link: https://lore.kernel.org/r/20231201211845.1026967-3-dmitry.baryshkov@linaro.org
Diffstat (limited to 'drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c')
-rw-r--r--drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
index cc6e2c05e794..75663f162618 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
@@ -1135,7 +1135,7 @@ static int dpu_kms_hw_init(struct msm_kms *kms)
}
dpu_kms->hw_intr = dpu_hw_intr_init(dpu_kms->mmio, dpu_kms->catalog);
- if (IS_ERR_OR_NULL(dpu_kms->hw_intr)) {
+ if (IS_ERR(dpu_kms->hw_intr)) {
rc = PTR_ERR(dpu_kms->hw_intr);
DPU_ERROR("hw_intr init failed: %d\n", rc);
dpu_kms->hw_intr = NULL;