mtp_packet_fuzzer: Bug fix

Resolved Invalid-arguments error in mtp_packet_fuzzer

exec/s: 23843
Test: ./mtp_packet_fuzzer
Bug: 264241141

Change-Id: I3367aadff95b458e32aacea51820865a250ec099
diff --git a/media/mtp/tests/MtpFuzzer/MtpPacketFuzzerUtils.h b/media/mtp/tests/MtpFuzzer/MtpPacketFuzzerUtils.h
index 87fea9f..9be53a2 100644
--- a/media/mtp/tests/MtpFuzzer/MtpPacketFuzzerUtils.h
+++ b/media/mtp/tests/MtpFuzzer/MtpPacketFuzzerUtils.h
@@ -28,6 +28,7 @@
 constexpr size_t kMinSize = 0;
 constexpr size_t kMaxSize = 1000;
 constexpr size_t kMaxLength = 1000;
+constexpr size_t kMaxPathLength = 64;
 
 class MtpPacketFuzzerUtils {
   protected:
@@ -43,7 +44,7 @@
     };
 
     void fillFilePath(FuzzedDataProvider* fdp) {
-       mPath= fdp->ConsumeRandomLengthString(kMaxLength);
+       mPath= fdp->ConsumeRandomLengthString(kMaxPathLength);
     };
 
     void fillUsbDevFsUrb(FuzzedDataProvider* fdp) {