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-rw-r--r--drivers/gpu/drm/cirrus/cirrus_drv.c13
1 files changed, 11 insertions, 2 deletions
diff --git a/drivers/gpu/drm/cirrus/cirrus_drv.c b/drivers/gpu/drm/cirrus/cirrus_drv.c
index 101e423c8991..dcd1a8c029eb 100644
--- a/drivers/gpu/drm/cirrus/cirrus_drv.c
+++ b/drivers/gpu/drm/cirrus/cirrus_drv.c
@@ -35,12 +35,15 @@ static DEFINE_PCI_DEVICE_TABLE(pciidlist) = {
};
-static void cirrus_kick_out_firmware_fb(struct pci_dev *pdev)
+static int cirrus_kick_out_firmware_fb(struct pci_dev *pdev)
{
struct apertures_struct *ap;
bool primary = false;
ap = alloc_apertures(1);
+ if (!ap)
+ return -ENOMEM;
+
ap->ranges[0].base = pci_resource_start(pdev, 0);
ap->ranges[0].size = pci_resource_len(pdev, 0);
@@ -49,12 +52,18 @@ static void cirrus_kick_out_firmware_fb(struct pci_dev *pdev)
#endif
remove_conflicting_framebuffers(ap, "cirrusdrmfb", primary);
kfree(ap);
+
+ return 0;
}
static int __devinit
cirrus_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
{
- cirrus_kick_out_firmware_fb(pdev);
+ int ret;
+
+ ret = cirrus_kick_out_firmware_fb(pdev);
+ if (ret)
+ return ret;
return drm_get_pci_dev(pdev, ent, &driver);
}