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path: root/drivers/char/agp/nvidia-agp.c
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Diffstat (limited to 'drivers/char/agp/nvidia-agp.c')
-rw-r--r--drivers/char/agp/nvidia-agp.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/char/agp/nvidia-agp.c b/drivers/char/agp/nvidia-agp.c
index 6cd7373dcdf..225ed2a53d4 100644
--- a/drivers/char/agp/nvidia-agp.c
+++ b/drivers/char/agp/nvidia-agp.c
@@ -157,6 +157,9 @@ static int nvidia_configure(void)
nvidia_private.aperture =
(volatile u32 __iomem *) ioremap(apbase, 33 * PAGE_SIZE);
+ if (!nvidia_private.aperture)
+ return -ENOMEM;
+
return 0;
}