fix error discrepancy

ssl/t1_lib.c

diff --git a/ssl/t1_lib.c b/ssl/t1_lib.c
index 92eb35b..1c0164a 100644
--- a/ssl/t1_lib.c
+++ b/ssl/t1_lib.c
@@ -775,7 +775,7 @@
 
                 if(ssl_add_serverhello_use_srtp_ext(s, ret, &el, el))
 			{
-			SSLerr(SSL_F_SSL_ADD_CLIENTHELLO_TLSEXT, ERR_R_INTERNAL_ERROR);
+			SSLerr(SSL_F_SSL_ADD_SERVERHELLO_TLSEXT, ERR_R_INTERNAL_ERROR);
 			return NULL;
 			}
                 ret+=el;