Merge tag 'ext4_for_linus_stable' of git://git.kernel.org/pub/scm/linux/kernel/git...

Pull ext4 fixes from Ted Ts'o:
 "Fix two regressions in ext4, one report by syzkaller[1], and reported
  by multiple users (and tracked by regzbot[2])"

[1] https://syzkaller.appspot.com/bug?extid=4acc7d910e617b360859
[2] https://linux-regtracking.leemhuis.info/regzbot/regression/ZIauBR7YiV3rVAHL@glitch/

* tag 'ext4_for_linus_stable' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4:
  ext4: drop the call to ext4_error() from ext4_get_group_info()
  Revert "ext4: remove unnecessary check in ext4_bg_num_gdb_nometa"