video: Add module.h to drivers/video files who really use it.

[mirror_ubuntu-zesty-kernel.git] / drivers / video / acornfb.c

diff --git a/drivers/video/acornfb.c b/drivers/video/acornfb.c
index 6183a57eb69d8b913abcde29af3bbdb24714e725..b303f17150654a8a4d0237f41977421a29cd715b 100644 (file)
--- a/drivers/video/acornfb.c
+++ b/drivers/video/acornfb.c
@@ -850,9 +850,10 @@ acornfb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info)
        u_int y_bottom = var->yoffset;
 
        if (!(var->vmode & FB_VMODE_YWRAP))
-               y_bottom += var->yres;
+               y_bottom += info->var.yres;
 
-       BUG_ON(y_bottom > var->yres_virtual);
+       if (y_bottom > info->var.yres_virtual)
+               return -EINVAL;
 
        acornfb_update_dma(info, var);