macsec: fix rx_sa refcounting with decrypt callback

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The decrypt callback macsec_decrypt_done needs a reference on the rx_sa
and releases it before returning, but macsec_handle_frame already
put that reference after macsec_decrypt returned NULL.

Set rx_sa to NULL when the decrypt callback runs so that
macsec_handle_frame knows it must not release the reference.

Fixes: c09440f7dc ("macsec: introduce IEEE 802.1AE driver")
Signed-off-by: Sabrina Dubroca <sd@queasysnail.net>
Acked-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Sabrina Dubroca 2016-04-22 11:28:04 +02:00 • committed by David S. Miller

parent 497f358aa4

commit c3b7d0bd7a

1 changed files with 9 additions and 7 deletions

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drivers/net/macsec.c

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