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quota: Remove BUG_ON in dquot_load_quota_sb()

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The case when someone passes DQUOT_SUSPENDED flag to
dquot_load_quota_sb() is easy to handle. So just WARN_ON_ONCE and bail
with error if that happens instead of calling BUG_ON which is likely to
lockup the machine.

Signed-off-by: Jan Kara <jack@suse.cz>
This commit is contained in:
Jan Kara 2023-10-20 13:23:51 +02:00
parent c8238508c8
commit d44c576637
1 changed files with 2 additions and 1 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

3
fs/quota/dquot.c
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@ -2385,7 +2385,8 @@ int dquot_load_quota_sb(struct super_block *sb, int type, int format_id,
lockdep_assert_held_write(&sb->s_umount); lockdep_assert_held_write(&sb->s_umount);
/* Just unsuspend quotas? */ /* Just unsuspend quotas? */
BUG_ON(flags & DQUOT_SUSPENDED); if (WARN_ON_ONCE(flags & DQUOT_SUSPENDED))
return -EINVAL;
if (!fmt) if (!fmt)
return -ESRCH; return -ESRCH;