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path: root/drivers/media/video/meye.c
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Diffstat (limited to 'drivers/media/video/meye.c')
-rw-r--r--drivers/media/video/meye.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/media/video/meye.c b/drivers/media/video/meye.c
index a9ef7802eb5..cdaff2fdf39 100644
--- a/drivers/media/video/meye.c
+++ b/drivers/media/video/meye.c
@@ -845,15 +845,19 @@ static int meye_open(struct inode *inode, struct file *file)
{
int i, err;
+ lock_kernel();
err = video_exclusive_open(inode, file);
- if (err < 0)
+ if (err < 0) {
+ unlock_kernel();
return err;
+ }
mchip_hic_stop();
if (mchip_dma_alloc()) {
printk(KERN_ERR "meye: mchip framebuffer allocation failed\n");
video_exclusive_release(inode, file);
+ unlock_kernel();
return -ENOBUFS;
}
@@ -861,6 +865,7 @@ static int meye_open(struct inode *inode, struct file *file)
meye.grab_buffer[i].state = MEYE_BUF_UNUSED;
kfifo_reset(meye.grabq);
kfifo_reset(meye.doneq);
+ unlock_kernel();
return 0;
}