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linux-davinci
Commit 63337dd3 authored by Mauro Carvalho Chehab's avatar Mauro Carvalho Chehab
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V4L/DVB (6581): Fix: avoids negative vma usage count 

Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@infradead.org>
parent 33f77714
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Showing with 3 additions and 1 deletion
drivers/media/video/em28xx/em28xx-video.c
View file @ 63337dd3
...@@ -571,7 +571,9 @@ static void em28xx_vm_close(struct vm_area_struct *vma) ...@@ -571,7 +571,9 @@ static void em28xx_vm_close(struct vm_area_struct *vma)
{ {
/* NOTE: buffers are not freed here */ /* NOTE: buffers are not freed here */
struct em28xx_frame_t *f = vma->vm_private_data; struct em28xx_frame_t *f = vma->vm_private_data;
f->vma_use_count--;
if (f->vma_use_count)
f->vma_use_count--;
} }
static struct vm_operations_struct em28xx_vm_ops = { static struct vm_operations_struct em28xx_vm_ops = {
......
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