summaryrefslogtreecommitdiffstats
path: root/drivers/video/efifb.c
diff options
context:
space:
mode:
authorIngo Molnar <mingo@elte.hu>2009-04-29 14:46:59 +0200
committerIngo Molnar <mingo@elte.hu>2009-04-29 14:47:05 +0200
commite7fd5d4b3d240f42c30a9e3d20a4689c4d3a795a (patch)
tree4ba588631dd8189a818a91c9e3976526071178b6 /drivers/video/efifb.c
parent1130b0296184bc21806225fd06d533515a99d2db (diff)
parent56a50adda49b2020156616c4eb15353e0f9ad7de (diff)
Merge branch 'linus' into perfcounters/core
Merge reason: This brach was on -rc1, refresh it to almost-rc4 to pick up the latest upstream fixes. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/video/efifb.c')
-rw-r--r--drivers/video/efifb.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/video/efifb.c b/drivers/video/efifb.c
index 0c5b9a9fd56..8dea2bc9270 100644
--- a/drivers/video/efifb.c
+++ b/drivers/video/efifb.c
@@ -210,12 +210,15 @@ static int __init efifb_probe(struct platform_device *dev)
unsigned int size_total;
int request_succeeded = 0;
- printk(KERN_INFO "efifb: probing for efifb\n");
-
if (!screen_info.lfb_depth)
screen_info.lfb_depth = 32;
if (!screen_info.pages)
screen_info.pages = 1;
+ if (!screen_info.lfb_base) {
+ printk(KERN_DEBUG "efifb: invalid framebuffer address\n");
+ return -ENODEV;
+ }
+ printk(KERN_INFO "efifb: probing for efifb\n");
/* just assume they're all unset if any are */
if (!screen_info.blue_size) {