Add nullptr checks

This code is never actually called with NULL pointers, but since we were
already checking for NULL, might as well do it everywhere.

Bug: 111882151
Test: build
Change-Id: Ia121a74c010262ac6023030e5d0fc04deb07e047

parent 904ca64b

media/extractors/mkv/MatroskaExtractor.cpp

+6 −2

Original line number	Diff line number	Diff line
		@@ -67,8 +67,12 @@ struct DataSourceBaseReader : public mkvparser::IMkvReader {
		virtual int Length(long long* total, long long* available) {
		off64_t size;
		if (mSource->getSize(&size) != OK) {
		if (total) {
		*total = -1;
		}
		if (available) {
		*available = (long long)((1ull << 63) - 1);
		}

		return 0;
		}