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[PATCH] powerpc/cell spidernet release all descrs

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Bugfix: rx descriptor release function fails to visit
the last entry while walking receive descriptor ring.

Signed-off-by: Linas Vepstas <[email protected]>
Cc: James K Lewis <[email protected]>
Cc: Arnd Bergmann <[email protected]>
Signed-off-by: Jeff Garzik <[email protected]>
This commit is contained in:
Linas Vepstas 2006-10-10 16:22:29 -05:00 • committed by Jeff Garzik
commit 6475191001
1 changed files with 2 additions and 2 deletions
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4
drivers/net/spider_net.c
View file

@ -358,7 +358,7 @@ spider_net_free_rx_chain_contents(struct spider_net_card *card)
struct spider_net_descr *descr;
descr = card->rx_chain.head;
while (descr->next != card->rx_chain.head) {
do {
if (descr->skb) {
dev_kfree_skb(descr->skb);
pci_unmap_single(card->pdev, descr->buf_addr,
@ -366,7 +366,7 @@ spider_net_free_rx_chain_contents(struct spider_net_card *card)
PCI_DMA_BIDIRECTIONAL);
}
descr = descr->next;
}
} while (descr != card->rx_chain.head);
}
/**