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ext4: simplify checking quota limits in ext4_statfs()

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[ Upstream commit 46d36880d1c6f9b9a0cbaf90235355ea1f4cab96 ]

Coverity reports that conditions checking quota limits in ext4_statfs()
contain dead code. Indeed it is right and current conditions can be
simplified.

Link: https://lore.kernel.org/r/20200130111148.10766-1-jack@suse.cz
Reported-by: Coverity <scan-admin@coverity.com>
Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Cc: stable@kernel.org
Stable-dep-of: f87d3af74193 ("ext4: don't over-report free space or inodes in statvfs")
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Jan Kara 2020-01-30 12:11:48 +01:00 • committed by Greg Kroah-Hartman
commit 4d49bd1b75
1 changed files with 2 additions and 8 deletions
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10
fs/ext4/super.c
View file

@ -5680,10 +5680,7 @@ static int ext4_statfs_project(struct super_block *sb,
return PTR_ERR(dquot);
spin_lock(&dquot->dq_dqb_lock);
limit = 0;
if (dquot->dq_dqb.dqb_bsoftlimit &&
(!limit || dquot->dq_dqb.dqb_bsoftlimit < limit))
limit = dquot->dq_dqb.dqb_bsoftlimit;
limit = dquot->dq_dqb.dqb_bsoftlimit;
if (dquot->dq_dqb.dqb_bhardlimit &&
(!limit || dquot->dq_dqb.dqb_bhardlimit < limit))
limit = dquot->dq_dqb.dqb_bhardlimit;
@ -5698,10 +5695,7 @@ static int ext4_statfs_project(struct super_block *sb,
(buf->f_blocks - curblock) : 0;
}
limit = 0;
if (dquot->dq_dqb.dqb_isoftlimit &&
(!limit || dquot->dq_dqb.dqb_isoftlimit < limit))
limit = dquot->dq_dqb.dqb_isoftlimit;
limit = dquot->dq_dqb.dqb_isoftlimit;
if (dquot->dq_dqb.dqb_ihardlimit &&
(!limit || dquot->dq_dqb.dqb_ihardlimit < limit))
limit = dquot->dq_dqb.dqb_ihardlimit;