r8169: check dma mapping failures

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Check possible dma mapping errors and do clean up if it happens.

Fix overwrap bug in rtl8169_tx_clear on the way.

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Stanislaw Gruszka 2010-10-20 22:25:36 +00:00 • committed by David S. Miller

parent 9bcc089392

commit 3eafe50708

1 changed files with 48 additions and 18 deletions

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drivers/net/r8169.c

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