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fbdev: vermilion: decrease reference count in error path

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[ Upstream commit 001f2cdb952a9566c77fb4b5470cc361db5601bb ]

pci_get_device() will increase the reference count for the returned
pci_dev. For the error path, we need to use pci_dev_put() to decrease
the reference count.

Fixes: dbe7e429fe ("vmlfb: framebuffer driver for Intel Vermilion Range")
Signed-off-by: Xiongfeng Wang <wangxiongfeng2@huawei.com>
Signed-off-by: Helge Deller <deller@gmx.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Xiongfeng Wang
2022-11-14 16:56:54 +08:00
committed by Greg Kroah-Hartman
parent 71bca42bc4
commit 164857bc02
1 changed files with 3 additions and 1 deletions
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4
drivers/video/fbdev/vermilion/vermilion.c
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@@ -277,8 +277,10 @@ static int vmlfb_get_gpu(struct vml_par *par)
mutex_unlock(&vml_mutex); mutex_unlock(&vml_mutex);
if (pci_enable_device(par->gpu) < 0) if (pci_enable_device(par->gpu) < 0) {
pci_dev_put(par->gpu);
return -ENODEV; return -ENODEV;
}
return 0; return 0;
} }