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drm/msm: fix leaks if initialization fails

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[ Upstream commit 66be340f827554cb1c8a1ed7dea97920b4085af2 ]

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>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Pavel Machek 2020-03-09 11:14:10 +01:00 • committed by Greg Kroah-Hartman
commit 8db4810dd5
1 changed files with 4 additions and 2 deletions
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6
drivers/gpu/drm/msm/msm_drv.c
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@ -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));