Check for alloc_apertures() memory allocation failure, and propagate an
error code in case the allocation failed.
Signed-off-by: Tommi Rantala <tt.rantala@xxxxxxxxx>
---
drivers/gpu/drm/mgag200/mgag200_main.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/mgag200/mgag200_main.c b/drivers/gpu/drm/mgag200/mgag200_main.c
index d6a1aae..07d4b24 100644
--- a/drivers/gpu/drm/mgag200/mgag200_main.c
+++ b/drivers/gpu/drm/mgag200/mgag200_main.c
@@ -133,6 +133,8 @@ static int mga_vram_init(struct mga_device *mdev)
{
void __iomem *mem;
struct apertures_struct *aper = alloc_apertures(1);
+ if (!aper)
+ return -ENOMEM;
/* BAR 0 is VRAM */
mdev->mc.vram_base = pci_resource_start(mdev->dev->pdev, 0);
--
1.7.9.5
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