delphij 67f26b0663 Fix division by zero when reading boot block by postponing division
until it is necessary and after we validated bytes per sector is non-
zero.

Obtained from:	Android https://android-review.googlesource.com/c/platform/external/fsck_msdos/+/36362
MFC after:	2 weeks
2018-06-26 06:18:59 +00:00
..
2018-06-17 00:00:24 +00:00
2018-06-11 20:38:30 +00:00
2017-10-31 00:07:04 +00:00
2018-03-17 12:59:55 +00:00
2018-05-10 12:25:01 +00:00
2017-10-31 00:07:04 +00:00
2018-06-24 05:40:42 +00:00
2018-06-16 23:47:59 +00:00
2018-03-17 12:59:55 +00:00
2018-03-31 15:06:14 +00:00
2017-10-31 00:07:04 +00:00
2018-03-17 12:59:55 +00:00
2018-06-24 09:39:40 +00:00