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authorDr. Stephen Henson <steve@openssl.org>2012-01-22 13:12:50 +0000
committerDr. Stephen Henson <steve@openssl.org>2012-01-22 13:12:50 +0000
commitadcea5a0439c79f741458d004a6f76c0a44b599b (patch)
tree9da3a13878f67e2e601dc414b955089946bbf5cc /ssl
parentf02f7c2c4aa19c8e70b1739fcdab749145d32805 (diff)
return error if md is NULL
Diffstat (limited to 'ssl')
-rw-r--r--ssl/t1_lib.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/ssl/t1_lib.c b/ssl/t1_lib.c
index 1a46d891c0..9349654f1d 100644
--- a/ssl/t1_lib.c
+++ b/ssl/t1_lib.c
@@ -2279,6 +2279,8 @@ static int tls12_find_nid(int id, tls12_lookup *table, size_t tlen)
int tls12_get_sigandhash(unsigned char *p, const EVP_PKEY *pk, const EVP_MD *md)
{
int sig_id, md_id;
+ if (!md)
+ return 0;
md_id = tls12_find_id(EVP_MD_type(md), tls12_md,
sizeof(tls12_md)/sizeof(tls12_lookup));
if (md_id == -1)