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| author | Ingo Molnar <mingo@elte.hu> | 2008-07-18 13:53:16 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-07-18 13:53:16 +0200 |
| commit | cdbfc557c43ea1f1f9b7062300ecb1254969814b (patch) | |
| tree | 255f1cf62cea2c3dec208799a00a116e714a6128 /drivers/media/dvb/dvb-core/dvbdev.c | |
| parent | 4d8cc874d7ed43eda72765e9c0e141e170fee4f3 (diff) | |
| parent | 5b664cb235e97afbf34db9c4d77f08ebd725335e (diff) | |
Merge branch 'linus' into x86/cleanups
Diffstat (limited to 'drivers/media/dvb/dvb-core/dvbdev.c')
| -rw-r--r-- | drivers/media/dvb/dvb-core/dvbdev.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/media/dvb/dvb-core/dvbdev.c b/drivers/media/dvb/dvb-core/dvbdev.c index 8b56d929f7f..e208a60c048 100644 --- a/drivers/media/dvb/dvb-core/dvbdev.c +++ b/drivers/media/dvb/dvb-core/dvbdev.c @@ -32,6 +32,7 @@ #include <linux/fs.h> #include <linux/cdev.h> #include <linux/mutex.h> +#include <linux/smp_lock.h> #include "dvbdev.h" static int dvbdev_debug; @@ -74,6 +75,7 @@ static int dvb_device_open(struct inode *inode, struct file *file) { struct dvb_device *dvbdev; + lock_kernel(); dvbdev = dvbdev_find_device (iminor(inode)); if (dvbdev && dvbdev->fops) { @@ -90,8 +92,10 @@ static int dvb_device_open(struct inode *inode, struct file *file) file->f_op = fops_get(old_fops); } fops_put(old_fops); + unlock_kernel(); return err; } + unlock_kernel(); return -ENODEV; } |