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.carpen...@oracle.com>
---
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
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