e1000e: fix dma error handling issues

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There were a few issues I noticed in e1000e. These include a double free
of the skb if mapping fails, and the fact that context descriptors appear
to be left in the descriptor ring after the failure.

Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Alexander Duyck 2009-03-19 01:12:50 +00:00 • committed by David S. Miller

parent 8c81c9c315

commit 1b7719c455

1 changed files with 32 additions and 44 deletions

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76

drivers/net/e1000e/netdev.c

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