Fix uninitialised variable

Fix another instance of |al| being unitialised in certain error scenarios.

Reviewed-by: Tim Hudson <tjh@openssl.org>
Reviewed-by: Richard Levitte <levitte@openssl.org>
This commit is contained in:
Matt Caswell 2015-10-22 14:34:33 +01:00
parent 9b67c0d810
commit d13dd4beb4

View file

@ -1518,7 +1518,7 @@ enum MSG_PROCESS_RETURN tls_process_client_hello(SSL *s, PACKET *pkt)
enum WORK_STATE tls_post_process_client_hello(SSL *s, enum WORK_STATE wst)
{
int al;
int al = SSL_AD_HANDSHAKE_FAILURE;
SSL_CIPHER *cipher;
if (wst == WORK_MORE_A) {
@ -1540,7 +1540,6 @@ enum WORK_STATE tls_post_process_client_hello(SSL *s, enum WORK_STATE wst)
cipher = ssl3_choose_cipher(s, s->session->ciphers, SSL_get_ciphers(s));
if (cipher == NULL) {
al = SSL_AD_HANDSHAKE_FAILURE;
SSLerr(SSL_F_TLS_POST_PROCESS_CLIENT_HELLO, SSL_R_NO_SHARED_CIPHER);
goto f_err;
}
@ -1558,8 +1557,10 @@ enum WORK_STATE tls_post_process_client_hello(SSL *s, enum WORK_STATE wst)
}
if (!SSL_USE_SIGALGS(s) || !(s->verify_mode & SSL_VERIFY_PEER)) {
if (!ssl3_digest_cached_records(s, 0))
if (!ssl3_digest_cached_records(s, 0)) {
al = SSL_AD_INTERNAL_ERROR;
goto f_err;
}
}
/*-
@ -1577,7 +1578,8 @@ enum WORK_STATE tls_post_process_client_hello(SSL *s, enum WORK_STATE wst)
/* Handles TLS extensions that we couldn't check earlier */
if (s->version >= SSL3_VERSION) {
if (ssl_check_clienthello_tlsext_late(s) <= 0) {
SSLerr(SSL_F_TLS_POST_PROCESS_CLIENT_HELLO, SSL_R_CLIENTHELLO_TLSEXT);
SSLerr(SSL_F_TLS_POST_PROCESS_CLIENT_HELLO,
SSL_R_CLIENTHELLO_TLSEXT);
goto f_err;
}
}