[PATCH] Fix PPPoE oops.

From Andi Kleen

[PATCH] Fix PPPoE oops.
From Andi Kleen
bb415b9d · Dave Jones · 4305b879 · bb415b9d
Commit bb415b9d authored Nov 25, 2002 by Dave Jones
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drivers/net/pppoe.c drivers/net/pppoe.c +4 -2

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--- a/drivers/net/pppoe.c
+++ b/drivers/net/pppoe.c
@@ -644,8 +644,10 @@ int pppoe_connect(struct socket *sock, struct sockaddr *uservaddr,
 	release_sock(sk);
 	return error;
 err_put:
+	if (po->pppoe_dev) {
 		dev_put(po->pppoe_dev);
 		po->pppoe_dev = NULL;
+	}
 	goto end;
 }