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Subject[PATCH] atarilance using freed skb
Em Sat, Jan 06, 2001 at 09:35:08PM -0200, Arnaldo Carvalho de Melo escreveu:
> Alan,
>
> Paul Gortmaker found a similar one for lance, so I'm looking at
> some other drivers to see if this happens, bagetlance has it as well,
> here is the patch.

Another one:

--- linux-2.4.0-ac2/drivers/net/atarilance.c Mon Jan 1 14:42:28 2001
+++ linux-2.4.0-ac2.acme/drivers/net/atarilance.c Sat Jan 6 22:36:23 2001
@@ -820,9 +820,9 @@
head->misc = 0;
lp->memcpy_f( PKTBUF_ADDR(head), (void *)skb->data, skb->len );
head->flag = TMD1_OWN_CHIP | TMD1_ENP | TMD1_STP;
+ lp->stats.tx_bytes += skb->len;
dev_kfree_skb( skb );
lp->cur_tx++;
- lp->stats.tx_bytes += skb->len;
while( lp->cur_tx >= TX_RING_SIZE && lp->dirty_tx >= TX_RING_SIZE ) {
lp->cur_tx -= TX_RING_SIZE;
lp->dirty_tx -= TX_RING_SIZE;
-
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