linux-kernel - [PATCH] drm/msm/dpu: fix error return code in dpu_encoder

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Message-ID: <20200608014859.120021-1-chentao107@huawei.com>
Date:   Mon, 8 Jun 2020 09:48:59 +0800
From:   Chen Tao <chentao107@...wei.com>
To:     <sean@...rly.run>, <airlied@...ux.ie>, <daniel@...ll.ch>
CC:     <ddavenport@...omium.org>, <zhengbin13@...wei.com>,
        <sam@...nborg.org>, <kalyan_t@...eaurora.org>,
        <linux-arm-msm@...r.kernel.org>, <dri-devel@...ts.freedesktop.org>,
        <freedreno@...ts.freedesktop.org>, <linux-kernel@...r.kernel.org>,
        <chentao107@...wei.com>
Subject: [PATCH] drm/msm/dpu: fix error return code in dpu_encoder_init

Fix to return negative error code -ENOMEM with the use of
ERR_PTR from dpu_encoder_init.

Fixes: 25fdd5933e4c ("drm/msm: Add SDM845 DPU support")
Signed-off-by: Chen Tao <chentao107@...wei.com>
---
 drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
index a1b79ee2bd9d..a2f6b688a976 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
@@ -2173,7 +2173,7 @@ struct drm_encoder *dpu_encoder_init(struct drm_device *dev,
 
 	dpu_enc = devm_kzalloc(dev->dev, sizeof(*dpu_enc), GFP_KERNEL);
 	if (!dpu_enc)
-		return ERR_PTR(ENOMEM);
+		return ERR_PTR(-ENOMEM);
 
 	rc = drm_encoder_init(dev, &dpu_enc->base, &dpu_encoder_funcs,
 			drm_enc_mode, NULL);
-- 
2.22.0