diff options
Diffstat (limited to 'drivers/video/fbdev/core/syscopyarea.c')
| -rw-r--r-- | drivers/video/fbdev/core/syscopyarea.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/video/fbdev/core/syscopyarea.c b/drivers/video/fbdev/core/syscopyarea.c index 7b8bd3a2bedc..75e7001e8450 100644 --- a/drivers/video/fbdev/core/syscopyarea.c +++ b/drivers/video/fbdev/core/syscopyarea.c @@ -324,6 +324,9 @@ void sys_copyarea(struct fb_info *p, const struct fb_copyarea *area) if (p->state != FBINFO_STATE_RUNNING) return; + if (!(p->flags & FBINFO_VIRTFB)) + fb_warn_once(p, "Framebuffer is not in virtual address space."); + /* if the beginning of the target area might overlap with the end of the source area, be have to copy the area reverse. */ if ((dy == sy && dx > sx) || (dy > sy)) { |