xfrm: check for xdo_dev_state_free

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The current XFRM code assumes that we've implemented the
xdo_dev_state_free() callback, even if it is meaningless to the driver.
This patch adds a check for it before calling, as done in other APIs,
to prevent a NULL function pointer kernel crash.

Signed-off-by: Shannon Nelson <shannon.nelson@oracle.com>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>

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Shannon Nelson 2017-12-19 15:35:47 -08:00 • committed by Steffen Klassert

parent f58869c44f

commit 7f05b467a7

1 changed files with 2 additions and 1 deletions

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include/net/xfrm.h

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