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(parent: e13849e) | patch
dm crypt: use memzero_explicit for on-stack buffer
authorMilan Broz <gmazyland@gmail.com>
Sat, 22 Nov 2014 08:36:04 +0000 (09:36 +0100)
committerMike Snitzer <snitzer@redhat.com>
Tue, 2 Dec 2014 15:25:07 +0000 (10:25 -0500)
commit77a38ef8b31b71e5567b495d0f7b5a1e678686f0
tree23a55aac2b85ea96d94ad54897293020d4615167tree | snapshot
parente13849e2855e3081d9dd20ff9dda5fa9a994fe36commit | diff
dm crypt: use memzero_explicit for on-stack buffer

Use memzero_explicit to cleanup sensitive data allocated on stack
to prevent the compiler from optimizing and removing memset() calls.

Signed-off-by: Milan Broz <gmazyland@gmail.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Cc: stable@vger.kernel.org
drivers/md/dm-crypt.c diff | blob | history
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