[PATCH] drm/vmwgfx/vmwgfx_drv: Fix an error path in vmw_setup_pci_resources()

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



The devm_memremap() function never returns NULL, it returns error
pointers so the test needs to be fixed.  Also we need to call
pci_release_regions() to avoid a memory leak.

Fixes: be4f77ac6884 ("drm/vmwgfx: Cleanup fifo mmio handling")
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
---
 drivers/gpu/drm/vmwgfx/vmwgfx_drv.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
index eb997f4678de..3f603a6b5f90 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
@@ -668,9 +668,10 @@ static int vmw_setup_pci_resources(struct vmw_private *dev,
 				      fifo_size,
 				      MEMREMAP_WB);
 
-	if (unlikely(dev->fifo_mem == NULL)) {
+	if (IS_ERR(dev->fifo_mem)) {
 		DRM_ERROR("Failed mapping FIFO memory.\n");
-		return -ENOMEM;
+		pci_release_regions(pdev);
+		return PTR_ERR(dev->fifo_mem);
 	}
 
 	/*
-- 
2.29.2

_______________________________________________
dri-devel mailing list
dri-devel@xxxxxxxxxxxxxxxxxxxxx
https://lists.freedesktop.org/mailman/listinfo/dri-devel



[Index of Archives]     [Linux DRI Users]     [Linux Intel Graphics]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [XFree86]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [XFree86]
  Powered by Linux