Description: ext4: add more paranoia checking in ext4_expand_extra_isize handling
References:
 https://bugzilla.kernel.org/show_bug.cgi?id=205609
 https://bugzilla.kernel.org/show_bug.cgi?id=205707
Notes:
 bwh> Apparently introduced in 2.6.23 by commit 6dd4ee7cab7e "ext4:
 bwh> Expand extra_inodes space per the s_{want,min}_extra_isize fields".
Bugs:
upstream: released (5.5-rc1) [4ea99936a1630f51fc3a2d61a58ec4a1c4b7d55a]
4.19-upstream-stable: released (4.19.88) [e91cce02f3025da559468729ea0ad9dea242d3eb]
4.9-upstream-stable: released (4.9.211) [8e508ac2e7278759259fd818603af02e8e3a64f6]
3.16-upstream-stable: released (3.16.81) [f01bb82f5cde15ba2f6fc17cf706196a32aecd45]
sid: released (5.3.15-1)
4.19-buster-security: released (4.19.98-1)
4.9-stretch-security: released (4.9.210-1) [bugfix/all/ext4-add-more-paranoia-checking-in-ext4_expand_extra_isize-handling.patch]
3.16-jessie-security: released (3.16.81-1)