diff options
author | Mauro Carvalho Chehab <mchehab@infradead.org> | 2007-11-10 08:26:20 -0500 |
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committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2007-12-11 15:08:07 -0500 |
commit | 63337dd3f5506628e4831b08e39e09d7f1407769 (patch) | |
tree | d20a4af2b7febede47031035c6baec640c0dc472 /drivers/media/video | |
parent | 33f7771411c1f815208f6593d8fde8f9a135cea5 (diff) |
V4L/DVB (6581): Fix: avoids negative vma usage count
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video')
-rw-r--r-- | drivers/media/video/em28xx/em28xx-video.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/media/video/em28xx/em28xx-video.c b/drivers/media/video/em28xx/em28xx-video.c index d3dd6a0fc8a1..0906bc5766cc 100644 --- a/drivers/media/video/em28xx/em28xx-video.c +++ b/drivers/media/video/em28xx/em28xx-video.c | |||
@@ -571,7 +571,9 @@ static void em28xx_vm_close(struct vm_area_struct *vma) | |||
571 | { | 571 | { |
572 | /* NOTE: buffers are not freed here */ | 572 | /* NOTE: buffers are not freed here */ |
573 | struct em28xx_frame_t *f = vma->vm_private_data; | 573 | struct em28xx_frame_t *f = vma->vm_private_data; |
574 | f->vma_use_count--; | 574 | |
575 | if (f->vma_use_count) | ||
576 | f->vma_use_count--; | ||
575 | } | 577 | } |
576 | 578 | ||
577 | static struct vm_operations_struct em28xx_vm_ops = { | 579 | static struct vm_operations_struct em28xx_vm_ops = { |