Catch potential nullptr in SVNetwork::SVNetwork · tesseract-ocr/tesseract@02e8340 (original) (raw)

Original file line number	Diff line number	Diff line change
@@ -297,8 +297,13 @@ SVNetwork::SVNetwork(const char *hostname, int port) {
297	297	# endif // _WIN32
298	298	}
299	299
300		- stream_ = socket(addr_info->ai_family, addr_info->ai_socktype,
301		- addr_info->ai_protocol);
	300	+if (addr_info == nullptr) {
	301	+// Mark stream_ as invalid.
	302	+ stream_ = -1;
	303	+ } else {
	304	+ stream_ = socket(addr_info->ai_family, addr_info->ai_socktype,
	305	+ addr_info->ai_protocol);
	306	+ }
302	307
303	308	if (stream_ < 0) {
304	309	std::cerr << "Failed to open socket" << std::endl;