trusted-keys: check for NULL before using it
authorTetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Mon, 17 Jan 2011 00:25:34 +0000 (09:25 +0900)
committerJames Morris <jmorris@namei.org>
Tue, 18 Jan 2011 22:53:56 +0000 (09:53 +1100)
commit0e7491f685cbc962f2ef977f7b5f8ed0b3100e88
tree44d27bf6f64b974eb8d177316c3fd77f66324b13
parent35576eab390df313095306e2a8216134910e7014
trusted-keys: check for NULL before using it

TSS_rawhmac() checks for data != NULL before using it.
We should do the same thing for TSS_authhmac().

Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Reviewed-by: Jesper Juhl <jj@chaosbits.net>
Acked-by: Mimi Zohar <zohar@us.ibm.com>
Acked-by: David Howells <dhowells@redhat.com>
Signed-off-by: James Morris <jmorris@namei.org>
security/keys/trusted_defined.c