diff options
Diffstat (limited to 'drivers/video/fbdev/sis/sis_main.c')
| -rw-r--r-- | drivers/video/fbdev/sis/sis_main.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/video/fbdev/sis/sis_main.c b/drivers/video/fbdev/sis/sis_main.c index 803ccb6aa479..75033e6be15a 100644 --- a/drivers/video/fbdev/sis/sis_main.c +++ b/drivers/video/fbdev/sis/sis_main.c @@ -183,7 +183,7 @@ static void sisfb_search_mode(char *name, bool quiet) { unsigned int j = 0, xres = 0, yres = 0, depth = 0, rate = 0; int i = 0; - char strbuf[16], strbuf1[20]; + char strbuf[24], strbuf1[20]; char *nameptr = name; /* We don't know the hardware specs yet and there is no ivideo */ @@ -1444,6 +1444,8 @@ sisfb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) vtotal = var->upper_margin + var->lower_margin + var->vsync_len; + if (!var->pixclock) + return -EINVAL; pixclock = var->pixclock; if((var->vmode & FB_VMODE_MASK) == FB_VMODE_NONINTERLACED) { |