diff options
| author | Santosh Nayak <santoshprasadnayak@gmail.com> | 2012-06-23 07:59:54 -0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-07-19 08:58:55 -0700 |
| commit | a3fa551238b526b7b345da724b988650468cf36e (patch) | |
| tree | 475292427d977f8b1667fc69f4f50cf5212277b3 | |
| parent | e2ea6a3e16a36e26af184f781ede7a12f6cff8b5 (diff) | |
media: dvb-core: Release semaphore on error path dvb_register_device()
commit 82163edcdfa4eb3d74516cc8e9f38dd3d039b67d upstream.
There is a missing "up_write()" here. Semaphore should be released
before returning error value.
Signed-off-by: Santosh Nayak <santoshprasadnayak@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/media/dvb/dvb-core/dvbdev.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/media/dvb/dvb-core/dvbdev.c b/drivers/media/dvb/dvb-core/dvbdev.c index 00a67326c193..39eab73b01ae 100644 --- a/drivers/media/dvb/dvb-core/dvbdev.c +++ b/drivers/media/dvb/dvb-core/dvbdev.c @@ -243,6 +243,7 @@ int dvb_register_device(struct dvb_adapter *adap, struct dvb_device **pdvbdev, if (minor == MAX_DVB_MINORS) { kfree(dvbdevfops); kfree(dvbdev); + up_write(&minor_rwsem); mutex_unlock(&dvbdev_register_lock); return -EINVAL; } |