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caif: Remove bad WARN_ON in caif_dev

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Remove WARN_ON and bad handling of SKB without destructor callback
in caif_flow_cb. SKB without destructor cannot be handled as an
error case.

Signed-off-by: Sjur Brændeland <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
This commit is contained in:
[email protected] 2012-01-17 03:03:14 +00:00 • committed by David S. Miller
commit 59f608d84f
1 changed files with 9 additions and 7 deletions
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16
net/caif/caif_dev.c
View file

@ -146,15 +146,17 @@ void caif_flow_cb(struct sk_buff *skb)
spin_lock_bh(&caifd->flow_lock);
send_xoff = caifd->xoff;
caifd->xoff = 0;
if (!WARN_ON(caifd->xoff_skb_dtor == NULL)) {
WARN_ON(caifd->xoff_skb != skb);
dtor = caifd->xoff_skb_dtor;
caifd->xoff_skb = NULL;
caifd->xoff_skb_dtor = NULL;
}
dtor = caifd->xoff_skb_dtor;
if (WARN_ON(caifd->xoff_skb != skb))
skb = NULL;
caifd->xoff_skb = NULL;
caifd->xoff_skb_dtor = NULL;
spin_unlock_bh(&caifd->flow_lock);
if (dtor)
if (dtor && skb)
dtor(skb);
if (send_xoff)