tree 73b2dec552eaa5cdedddcf52a7d101e57cf83767
parent 41e4cbe3cedc7cb1ee9b575ac6db49e4e1ab3f1c
author Darrick J. Wong <djwong@kernel.org> 1722295354 -0700
committer Darrick J. Wong <djwong@kernel.org> 1722967601 -0700

xfs_repair: don't crash on -vv

A user reported a crash in xfs_repair when they run it with -vv
specified on the command line.  Ultimately this harks back to xfs_m in
main() containing uninitialized stack contents, and inadequate null
checks.  Fix both problems in one go.

Reported-by: Santiago Kraus <santiago_kraus@yahoo.com>
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>