Fix warning in hash calculation
Fix warning in hash calculation

Fix the following warning:

  fuse.c:436: warning: this decimal constant is unsigned only in ISO C90

byterom/android_external_fuse,F-AOSP/platform_external_fuse,byterom/android_external_fuse,F-AOSP/platform_external_fuse,F-AOSP/platform_external_fuse,byterom/android_external_fuse