Commit 3c9aaa58 authored Nov 14, 2022 by Xiongfeng Wang Committed by Greg Kroah-Hartman Jan 18, 2023

fbdev: vermilion: decrease reference count in error path



[ 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: dbe7e429 ("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>

parent 9413f188

drivers/video/fbdev/vermilion/vermilion.c

+3 −1

Original line number	Diff line number	Diff line
		@@ -277,8 +277,10 @@ static int vmlfb_get_gpu(struct vml_par *par)

		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 0;
		}