#419 Broker sometimes kills connection to client

Signed-off-by: Jan Lukavsky <[email protected]>
eclipse · Jun 11, 2017 · 621f18d · 621f18d
1 parent fe8fef2
commit 621f18d
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Showing 2 changed files with 4 additions and 0 deletions.
diff --git a/lib/net_mosq.c b/lib/net_mosq.c
@@ -464,6 +464,7 @@ int _mosquitto_try_connect(struct mosquitto *mosq, const char *host, uint16_t po
 int mosquitto__socket_connect_tls(struct mosquitto *mosq)
 {
  int ret, err;
+ ERR_clear_error();
  ret = SSL_connect(mosq->ssl);
  if(ret != 1) {
  err = SSL_get_error(mosq->ssl, ret);
@@ -762,6 +763,7 @@ ssize_t _mosquitto_net_read(struct mosquitto *mosq, void *buf, size_t count)
  errno = 0;
 #ifdef WITH_TLS
  if(mosq->ssl){
+ ERR_clear_error();
  ret = SSL_read(mosq->ssl, buf, count);
  if(ret <= 0){
  err = SSL_get_error(mosq->ssl, ret);
@@ -812,6 +814,7 @@ ssize_t _mosquitto_net_write(struct mosquitto *mosq, void *buf, size_t count)
 #ifdef WITH_TLS
  if(mosq->ssl){
  mosq->want_write = false;
+ ERR_clear_error();
  ret = SSL_write(mosq->ssl, buf, count);
  if(ret < 0){
  err = SSL_get_error(mosq->ssl, ret);

diff --git a/src/net.c b/src/net.c
@@ -165,6 +165,7 @@ int mqtt3_socket_accept(struct mosquitto_db *db, mosq_sock_t listensock)
  new_context->want_write = true;
  bio = BIO_new_socket(new_sock, BIO_NOCLOSE);
  SSL_set_bio(new_context->ssl, bio, bio);
+ ERR_clear_error();
  rc = SSL_accept(new_context->ssl);
  if(rc != 1){
  rc = SSL_get_error(new_context->ssl, rc);