diff options
Diffstat (limited to 'drivers/video/atafb.c')
| -rw-r--r-- | drivers/video/atafb.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/video/atafb.c b/drivers/video/atafb.c index 37624f74e88b..b7687c55fe16 100644 --- a/drivers/video/atafb.c +++ b/drivers/video/atafb.c @@ -2242,6 +2242,9 @@ static int ext_setcolreg(unsigned int regno, unsigned int red, if (!external_vgaiobase) return 1; + if (regno > 255) + return 1; + switch (external_card_type) { case IS_VGA: OUTB(0x3c8, regno); |