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netpoll: call dev_put() on error in netpoll_setup()

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There is a dev_put(ndev) missing on an error path.  This was
introduced in 0c1ad04aecb "netpoll: prevent netpoll setup on slave
devices".

Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Dan Carpenter 2011-06-11 18:55:22 -07:00 committed by David S. Miller
parent f1c089e319
commit 83fe32de63
1 changed files with 2 additions and 1 deletions
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3
net/core/netpoll.c
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@ -795,7 +795,8 @@ int netpoll_setup(struct netpoll *np)
if (ndev->master) { if (ndev->master) {
printk(KERN_ERR "%s: %s is a slave device, aborting.\n", printk(KERN_ERR "%s: %s is a slave device, aborting.\n",
np->name, np->dev_name); np->name, np->dev_name);
return -EBUSY; err = -EBUSY;
goto put;
} }
if (!netif_running(ndev)) { if (!netif_running(ndev)) {