From 98ca4a46d27348476c9196ebc0a0c5297431d90f Mon Sep 17 00:00:00 2001 From: Patrick McHardy Date: Fri, 12 Jun 2009 05:20:01 +0000 Subject: [PATCH] net: fix network drivers ndo_start_xmit() return values (part 6) Fix up hamradio drivers that return an errno value to dev_queue_xmit(), causing it to print a warning an free the skb. - bpqether: skb is freed: use after free Compile tested only. Signed-off-by: Patrick McHardy Signed-off-by: David S. Miller --- drivers/net/hamradio/bpqether.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/hamradio/bpqether.c b/drivers/net/hamradio/bpqether.c index d509b371a562..5105548ad50c 100644 --- a/drivers/net/hamradio/bpqether.c +++ b/drivers/net/hamradio/bpqether.c @@ -274,7 +274,7 @@ static int bpq_xmit(struct sk_buff *skb, struct net_device *dev) if ((newskb = skb_realloc_headroom(skb, AX25_BPQ_HEADER_LEN)) == NULL) { printk(KERN_WARNING "bpqether: out of memory\n"); kfree_skb(skb); - return -ENOMEM; + return NETDEV_TX_OK; } if (skb->sk != NULL) @@ -294,7 +294,7 @@ static int bpq_xmit(struct sk_buff *skb, struct net_device *dev) if ((dev = bpq_get_ether_dev(dev)) == NULL) { dev->stats.tx_dropped++; kfree_skb(skb); - return -ENODEV; + return NETDEV_TX_OK; } skb->protocol = ax25_type_trans(skb, dev); -- 2.20.1