Range check in MediaScanner::processDirectory

Make sure we don't have an empty string before checking if it's a
directory since this string is tainted.

Change-Id: I5eb310ced58c3c64a7af2d11b80326efe5adbcab

parent c948cc8c

media/libmedia/MediaScanner.cpp

+1 −1

Original line number	Diff line number	Diff line
		@@ -58,7 +58,7 @@ status_t MediaScanner::processDirectory(

		int pathRemaining = PATH_MAX - pathLength;
		strcpy(pathBuffer, path);
		if (pathBuffer[pathLength - 1] != '/') {
		if (pathLength > 0 && pathBuffer[pathLength - 1]) {
		pathBuffer[pathLength] = '/';
		pathBuffer[pathLength + 1] = 0;
		--pathRemaining;