diff options
Diffstat (limited to 'drivers/video/omap2/omapfb/omapfb-ioctl.c')
| -rw-r--r-- | drivers/video/omap2/omapfb/omapfb-ioctl.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/video/omap2/omapfb/omapfb-ioctl.c b/drivers/video/omap2/omapfb/omapfb-ioctl.c index 7975a99..d1f56d3 100644 --- a/drivers/video/omap2/omapfb/omapfb-ioctl.c +++ b/drivers/video/omap2/omapfb/omapfb-ioctl.c @@ -222,6 +222,7 @@ static int omapfb_setup_mem(struct fb_info *fbi, struct omapfb_mem_info *mi) rg = ofbi->region; down_write_nested(&rg->lock, rg->id); + atomic_inc(&rg->lock_count); if (atomic_read(&rg->map_count)) { r = -EBUSY; @@ -252,6 +253,7 @@ static int omapfb_setup_mem(struct fb_info *fbi, struct omapfb_mem_info *mi) } out: + atomic_dec(&rg->lock_count); up_write(&rg->lock); return r; |