Do not write past end of inotify event structure. am: 855803fd am:...

Do not write past end of inotify event structure. am: 855803fd am: 0dc29da7 am: a2fac319 am: 0ffd09c9

Original change: https://googleplex-android-review.googlesource.com/c/platform/bootable/recovery/+/16034931

Change-Id: Iceddc3e446b43015b2ed53338ea4189bb529b544