[automerger skipped] Check for misaligned read and write pointers am: c7d5f09188 -s ours

am skip reason: Merged-In Iaf33d30b5601e838f8899e1dceb65c86a10566b0 with SHA-1 4dfdd1b76d is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/system/libfmq/+/14241667

Change-Id: I1f09bc080fbfafeae11456ac3d9715cc6779abfe