From: Eric Dumazet <eric.dumazet@gmail.com>
Date: Sat, 22 Oct 2011 07:29:53 +0000 (-0400)
Subject: tg3: fix tigon3_dma_hwbug_workaround()
X-Git-Tag: v3.2-rc1~182^2~10^2~6
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f7ff19871bb4a3451e1ca2cf660bf633018cfbec;p=pandora-kernel.git

tg3: fix tigon3_dma_hwbug_workaround()

Ari got kernel panics using tg3 NIC, and bisected to 2669069aacc9 "tg3:
enable transmit time stamping."

This is because tigon3_dma_hwbug_workaround() might alloc a new skb and
free the original. We panic when skb_tx_timestamp() is called on freed
skb.

Reported-by: Ari Savolainen <ari.m.savolainen@gmail.com>
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

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