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drm/msm: fix leaks if initialization fails
author
Pavel Machek
<pavel@denx.de>
Mon, 9 Mar 2020 10:14:10 +0000
(11:14 +0100)
committer
Rob Clark
<robdclark@chromium.org>
Thu, 19 Mar 2020 19:09:04 +0000
(12:09 -0700)
We should free resources in unlikely case of allocation failure.
Signed-off-by: Pavel Machek <pavel@denx.de>
Signed-off-by: Rob Clark <robdclark@chromium.org>
drivers/gpu/drm/msm/msm_drv.c
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diff --git
a/drivers/gpu/drm/msm/msm_drv.c
b/drivers/gpu/drm/msm/msm_drv.c
index
e4b750b
..
7d985f8
100644
(file)
--- a/
drivers/gpu/drm/msm/msm_drv.c
+++ b/
drivers/gpu/drm/msm/msm_drv.c
@@
-444,8
+444,10
@@
static int msm_drm_init(struct device *dev, struct drm_driver *drv)
if (!dev->dma_parms) {
dev->dma_parms = devm_kzalloc(dev, sizeof(*dev->dma_parms),
GFP_KERNEL);
- if (!dev->dma_parms)
- return -ENOMEM;
+ if (!dev->dma_parms) {
+ ret = -ENOMEM;
+ goto err_msm_uninit;
+ }
}
dma_set_max_seg_size(dev, DMA_BIT_MASK(32));