diff options
Diffstat (limited to 'drivers/media/video/saa5246a.c')
| -rw-r--r-- | drivers/media/video/saa5246a.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/media/video/saa5246a.c b/drivers/media/video/saa5246a.c index 6ee63e69b36c..e2c538ee88f2 100644 --- a/drivers/media/video/saa5246a.c +++ b/drivers/media/video/saa5246a.c @@ -44,6 +44,7 @@ #include <linux/init.h> #include <linux/i2c.h> #include <linux/videotext.h> +#include <linux/smp_lock.h> #include <linux/videodev.h> #include <media/v4l2-common.h> #include <media/v4l2-ioctl.h> @@ -737,9 +738,12 @@ static int saa5246a_open(struct inode *inode, struct file *file) struct saa5246a_device *t = vd->priv; int err; + lock_kernel(); err = video_exclusive_open(inode,file); - if (err < 0) + if (err < 0) { + unlock_kernel(); return err; + } if (t->client==NULL) { err = -ENODEV; @@ -776,11 +780,13 @@ static int saa5246a_open(struct inode *inode, struct file *file) err = -EIO; goto fail; } + unlock_kernel(); return 0; fail: video_exclusive_release(inode,file); + unlock_kernel(); return err; } |
