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authorBenjamin Kaduk <bkaduk@akamai.com>2017-01-24 10:50:21 -0600
committerMatt Caswell <matt@openssl.org>2017-01-24 17:02:12 +0000
commitf1429b85c5821e55224e5878da9d0fa420a41f71 (patch)
tree9a25de19f0440f1f8759151408e2707e3b7ab90c
parent52ad5b60e3a1fef12a1a5ea01527a90b8f92a34b (diff)
Do not overallocate for tmp.ciphers_raw
Well, not as much, at least. Commit 07afdf3c3ac97af4f2b4eec22a97f7230f8227e0 changed things so that for SSLv2 format ClientHellos we store the cipher list in the TLS format, i.e., with two bytes per cipher, to be consistent with historical behavior. However, the space allocated for the array still performed the computation with three bytes per cipher, a needless over-allocation (though a relatively small one, all things considered). Reviewed-by: Rich Salz <rsalz@openssl.org> Reviewed-by: Matt Caswell <matt@openssl.org> (Merged from https://github.com/openssl/openssl/pull/2281)
-rw-r--r--ssl/statem/statem_srvr.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/ssl/statem/statem_srvr.c b/ssl/statem/statem_srvr.c
index 8d6fd1fb2c..84f6dfb4c2 100644
--- a/ssl/statem/statem_srvr.c
+++ b/ssl/statem/statem_srvr.c
@@ -3470,7 +3470,8 @@ STACK_OF(SSL_CIPHER) *ssl_bytes_to_cipher_list(SSL *s,
* slightly over allocate because we won't store those. But that isn't a
* problem.
*/
- raw = s->s3->tmp.ciphers_raw = OPENSSL_malloc(numciphers * n);
+ raw = OPENSSL_malloc(numciphers * TLS_CIPHER_LEN);
+ s->s3->tmp.ciphers_raw = raw;
if (raw == NULL) {
*al = SSL_AD_INTERNAL_ERROR;
goto err;