Message ID | 1441260030-8141-1-git-send-email-sudipm.mukherjee@gmail.com |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
From: Sudip Mukherjee <sudipm.mukherjee@gmail.com> Date: Thu, 3 Sep 2015 11:30:30 +0530 > dev_get_by_name() will increment the usage count if the matching device > is found. But we were not decrementing the count if we have got the > device and the device is non-active. > > Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org> Applied, thanks. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/drivers/net/wan/sbni.c b/drivers/net/wan/sbni.c index 758c4ba..8fef8d8 100644 --- a/drivers/net/wan/sbni.c +++ b/drivers/net/wan/sbni.c @@ -1358,6 +1358,8 @@ sbni_ioctl( struct net_device *dev, struct ifreq *ifr, int cmd ) if( !slave_dev || !(slave_dev->flags & IFF_UP) ) { netdev_err(dev, "trying to enslave non-active device %s\n", slave_name); + if (slave_dev) + dev_put(slave_dev); return -EPERM; }
dev_get_by_name() will increment the usage count if the matching device is found. But we were not decrementing the count if we have got the device and the device is non-active. Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org> --- drivers/net/wan/sbni.c | 2 ++ 1 file changed, 2 insertions(+)