diff options
Diffstat (limited to 'drivers/media/video/saa5249.c')
| -rw-r--r-- | drivers/media/video/saa5249.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/media/video/saa5249.c b/drivers/media/video/saa5249.c index 0d639738d4e..96c0fdf1a05 100644 --- a/drivers/media/video/saa5249.c +++ b/drivers/media/video/saa5249.c @@ -52,6 +52,7 @@ #include <linux/ioport.h> #include <linux/slab.h> #include <linux/init.h> +#include <linux/smp_lock.h> #include <stdarg.h> #include <linux/i2c.h> #include <linux/videotext.h> @@ -633,9 +634,12 @@ static int saa5249_open(struct inode *inode, struct file *file) struct saa5249_device *t=vd->priv; int err,pgbuf; + lock_kernel(); err = video_exclusive_open(inode,file); - if (err < 0) + if (err < 0) { + unlock_kernel(); return err; + } if (t->client==NULL) { err = -ENODEV; @@ -664,10 +668,12 @@ static int saa5249_open(struct inode *inode, struct file *file) t->is_searching[pgbuf] = false; } t->virtual_mode = false; + unlock_kernel(); return 0; fail: video_exclusive_release(inode,file); + unlock_kernel(); return err; } |