From: Santosh Nayak <santoshprasadnayak@xxxxxxxxx>
There is a missing "up_write()" here. Semaphore should be released
before returning error value.
Signed-off-by: Santosh Nayak <santoshprasadnayak@xxxxxxxxx>
---
Destination tree "linux-next"
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 00a6732..39eab73 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;
}
--
1.7.4.4
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