diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/video/fbdev/msm/mdss_fb.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/video/fbdev/msm/mdss_fb.c b/drivers/video/fbdev/msm/mdss_fb.c index 08937c4cf259..7032136be456 100644 --- a/drivers/video/fbdev/msm/mdss_fb.c +++ b/drivers/video/fbdev/msm/mdss_fb.c @@ -1599,12 +1599,15 @@ static int mdss_fb_display_commit(struct fb_info *info, static int mdss_fb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg) { - struct msm_fb_data_type *mfd = (struct msm_fb_data_type *)info->par; + struct msm_fb_data_type *mfd; void __user *argp = (void __user *)arg; struct mdp_page_protection fb_page_protection; int ret = -ENOSYS; struct mdp_buf_sync buf_sync; + if (!info || !info->par) + return -EINVAL; + mfd = (struct msm_fb_data_type *)info->par; mdss_fb_power_setting_idle(mfd); mdss_fb_pan_idle(mfd); |