diff options
Diffstat (limited to 'drivers/video/fbdev/sis')
| -rw-r--r-- | drivers/video/fbdev/sis/sis_main.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/video/fbdev/sis/sis_main.c b/drivers/video/fbdev/sis/sis_main.c index 0f5374f6ef..431b1a138c 100644 --- a/drivers/video/fbdev/sis/sis_main.c +++ b/drivers/video/fbdev/sis/sis_main.c @@ -1475,6 +1475,8 @@ 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) { @@ -1911,6 +1913,7 @@ static const struct fb_ops sisfb_ops = { .owner = THIS_MODULE, .fb_open = sisfb_open, .fb_release = sisfb_release, + __FB_DEFAULT_IOMEM_OPS_RDWR, .fb_check_var = sisfb_check_var, .fb_set_par = sisfb_set_par, .fb_setcolreg = sisfb_setcolreg, @@ -1923,7 +1926,8 @@ static const struct fb_ops sisfb_ops = { #ifdef SIS_NEW_CONFIG_COMPAT .fb_compat_ioctl= sisfb_ioctl, #endif - .fb_ioctl = sisfb_ioctl + .fb_ioctl = sisfb_ioctl, + __FB_DEFAULT_IOMEM_OPS_MMAP, }; /* ---------------- Chip generation dependent routines ---------------- */ |