dm crypt: make wipe message also wipe tfm key

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The "wipe key" message is used to wipe a volume key from memory
temporarily, for example when suspending to RAM.

There are two instances of the key in memory (inside crypto tfm)
but only one got wiped.  This patch wipes them both.

Cc: stable@kernel.org
Signed-off-by: Milan Broz <mbroz@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>

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Milan Broz 2009-12-10 23:51:55 +00:00 • committed by Alasdair G Kergon

parent 8e87b9b81b

commit 0b4309581b

1 changed files with 7 additions and 12 deletions

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19

drivers/md/dm-crypt.c

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