Re: [PATCH] video: fbdev: vermilion: decrease reference count in error path

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On 11/14/22 09:56, Xiongfeng Wang wrote:
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: dbe7e429fedb ("vmlfb: framebuffer driver for Intel Vermilion Range")
Signed-off-by: Xiongfeng Wang <wangxiongfeng2@xxxxxxxxxx>

applied.

Thanks!
Helge

---
  drivers/video/fbdev/vermilion/vermilion.c | 4 +++-
  1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/video/fbdev/vermilion/vermilion.c b/drivers/video/fbdev/vermilion/vermilion.c
index 82b36dbb5b1a..33051e3a2561 100644
--- a/drivers/video/fbdev/vermilion/vermilion.c
+++ b/drivers/video/fbdev/vermilion/vermilion.c
@@ -278,8 +278,10 @@ 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;
  }





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