diff options
author | Matt Caswell <matt@openssl.org> | 2016-04-25 17:06:56 +0100 |
---|---|---|
committer | Matt Caswell <matt@openssl.org> | 2016-06-27 15:00:08 +0100 |
commit | ad64a69e02f7dda422d0f4f53dce7b1278715380 (patch) | |
tree | 5c76fd6da6b731a05cbd8559db71e8c821b44f36 /crypto/bio | |
parent | f3dbce6634dee43dcb0243544db05e101104fe6b (diff) |
Change usage of RAND_pseudo_bytes to RAND_bytes
RAND_pseudo_bytes() allows random data to be returned even in low entropy
conditions. Sometimes this is ok. Many times it is not. For the avoidance
of any doubt, replace existing usage of RAND_pseudo_bytes() with
RAND_bytes().
Reviewed-by: Rich Salz <rsalz@openssl.org>
Diffstat (limited to 'crypto/bio')
-rw-r--r-- | crypto/bio/bf_nbio.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/crypto/bio/bf_nbio.c b/crypto/bio/bf_nbio.c index a04f32a008..4842bb4c82 100644 --- a/crypto/bio/bf_nbio.c +++ b/crypto/bio/bf_nbio.c @@ -139,7 +139,7 @@ static int nbiof_read(BIO *b, char *out, int outl) BIO_clear_retry_flags(b); #if 1 - if (RAND_pseudo_bytes(&n, 1) < 0) + if (RAND_bytes(&n, 1) <= 0) return -1; num = (n & 0x07); @@ -179,7 +179,7 @@ static int nbiof_write(BIO *b, const char *in, int inl) num = nt->lwn; nt->lwn = 0; } else { - if (RAND_pseudo_bytes(&n, 1) < 0) + if (RAND_bytes(&n, 1) <= 0) return -1; num = (n & 7); } |