lib/digsig: digsig_verify_rsa(): return -EINVAL if modulo length is zero
authorNicolai Stange <nicstange@gmail.com>
Thu, 26 May 2016 21:19:52 +0000 (23:19 +0200)
committerHerbert Xu <herbert@gondor.apana.org.au>
Tue, 31 May 2016 08:42:00 +0000 (16:42 +0800)
commitc5ce7c697c983693c441573d2948e0ab8d62726e
treee3bde4c79e25699160ffeb1b50eed2c032a97a03
parent03cdfaad491e82e4a66593c6e149ddae0421df59
lib/digsig: digsig_verify_rsa(): return -EINVAL if modulo length is zero

Currently, if digsig_verify_rsa() detects that the modulo's length is zero,
i.e. mlen == 0, it returns -ENOMEM which doesn't really fit here.

Make digsig_verify_rsa() return -EINVAL upon mlen == 0.

Signed-off-by: Nicolai Stange <nicstange@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
lib/digsig.c