PR: 1990

Update from 0.9.8-stable

crypto/bio/bss_dgram.c

@@ -250,17 +250,22 @@ static void dgram_reset_rcv_timeout(BIO *b)
 	{
 #if defined(SO_RCVTIMEO)
 	bio_dgram_data *data = (bio_dgram_data *)b->ptr;
+
+	/* Is a timer active? */
+	if (data->next_timeout.tv_sec > 0 || data->next_timeout.tv_usec > 0)
+		{
 #ifdef OPENSSL_SYS_WINDOWS
-	int timeout = data->socket_timeout.tv_sec * 1000 +
-				  data->socket_timeout.tv_usec / 1000;
-	if (setsockopt(b->num, SOL_SOCKET, SO_RCVTIMEO,
-				   (void*)&timeout, sizeof(timeout)) < 0)
-		{ perror("setsockopt"); }
+		int timeout = data->socket_timeout.tv_sec * 1000 +
+					  data->socket_timeout.tv_usec / 1000;
+		if (setsockopt(b->num, SOL_SOCKET, SO_RCVTIMEO,
+					   (void*)&timeout, sizeof(timeout)) < 0)
+			{ perror("setsockopt"); }
 #else
-	if ( setsockopt(b->num, SOL_SOCKET, SO_RCVTIMEO, &(data->socket_timeout),
-					sizeof(struct timeval)) < 0)
-		{ perror("setsockopt"); }
+		if ( setsockopt(b->num, SOL_SOCKET, SO_RCVTIMEO, &(data->socket_timeout),
+						sizeof(struct timeval)) < 0)
+			{ perror("setsockopt"); }
 #endif
+		}
 #endif
 	}