sfc: Copy RX prefix into skb head area in efx_rx_mk_skb()

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We can potentially pull the entire packet contents into the head area
and then free the page it was in.  In order to read an inline
timestamp safely, we need to copy the prefix into the head area as
well.

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>

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This commit is contained in:

Ben Hutchings 2013-11-28 18:58:11 +00:00

parent 9ec0659595

commit 2ccd0b1925

2 changed files with 7 additions and 12 deletions

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9

drivers/net/ethernet/sfc/net_driver.h

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10

drivers/net/ethernet/sfc/rx.c

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