diff options
author | J Mohan Rao Arisankala <mohan@barracuda.com> | 2016-02-24 13:03:10 +0530 |
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committer | Rich Salz <rsalz@openssl.org> | 2016-02-26 11:18:18 -0500 |
commit | acae59bb29ddc769743ab4a8ae373b5ff2f42b57 (patch) | |
tree | 096a136a046e251528ba8e37caf9a2091f9a965f /crypto/ec | |
parent | 219f3ca61c2902425047974441d953e6042250ec (diff) |
EC_KEY_priv2buf (): check parameter sanity
In EC_KEY_priv2buf(), check for pbuf sanity.
If invoked with NULL, gracefully returns the key length.
Signed-off-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
Diffstat (limited to 'crypto/ec')
-rw-r--r-- | crypto/ec/ec_key.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/crypto/ec/ec_key.c b/crypto/ec/ec_key.c index c382e7e41e..439cfa27cc 100644 --- a/crypto/ec/ec_key.c +++ b/crypto/ec/ec_key.c @@ -583,8 +583,8 @@ size_t EC_KEY_priv2buf(const EC_KEY *eckey, unsigned char **pbuf) size_t len; unsigned char *buf; len = EC_KEY_priv2oct(eckey, NULL, 0); - if (len == 0) - return 0; + if (len == 0 || pbuf == NULL) + return len; buf = OPENSSL_malloc(len); if (buf == NULL) return 0; |