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drm/msm: fix drm device leak on bind errors

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commit 214b09db61 upstream.

Make sure to free the DRM device also in case of early errors during
bind().

Fixes: 2027e5b341 ("drm/msm: Initialize MDSS irq domain at probe time")
Cc: stable@vger.kernel.org      # 5.17
Cc: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Patchwork: https://patchwork.freedesktop.org/patch/525097/
Link: https://lore.kernel.org/r/20230306100722.28485-6-johan+linaro@kernel.org
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Johan Hovold
2023-03-06 11:07:17 +01:00
committed by Greg Kroah-Hartman
parent dd8ce825b1
commit 0fad173f9c
1 changed files with 8 additions and 2 deletions
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10
drivers/gpu/drm/msm/msm_drv.c
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@@ -446,12 +446,12 @@ static int msm_drm_init(struct device *dev, const struct drm_driver *drv)
ret = msm_init_vram(ddev); ret = msm_init_vram(ddev);
if (ret) if (ret)
return ret; goto err_put_dev;
/* Bind all our sub-components: */ /* Bind all our sub-components: */
ret = component_bind_all(dev, ddev); ret = component_bind_all(dev, ddev);
if (ret) if (ret)
return ret; goto err_put_dev;
dma_set_max_seg_size(dev, UINT_MAX); dma_set_max_seg_size(dev, UINT_MAX);
@@ -546,6 +546,12 @@ static int msm_drm_init(struct device *dev, const struct drm_driver *drv)
err_msm_uninit: err_msm_uninit:
msm_drm_uninit(dev); msm_drm_uninit(dev);
return ret;
err_put_dev:
drm_dev_put(ddev);
return ret; return ret;
} }