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xfs: do the ASSERT for the arguments O_{u,g,p}dqpp 

If we pass in XFS_QMOPT_{U,G,P}QUOTA flags and different uid/gid/prid
than them currently associated with the inode, the arguments
O_{u,g,p}dqpp shouldn't be NULL, so add the ASSERT for them.

Signed-off-by: Kaixu Xia <kaixuxia@tencent.com>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
pull/193/head
Kaixu Xia 2020-10-06 17:50:14 -07:00 committed by Darrick J. Wong
parent 8ffa90e114
commit 97611f9366
1 changed files with 3 additions and 0 deletions
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3
fs/xfs/xfs_qm.c
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@ -1662,6 +1662,7 @@ xfs_qm_vop_dqalloc(
}
if ((flags & XFS_QMOPT_UQUOTA) && XFS_IS_UQUOTA_ON(mp)) {
ASSERT(O_udqpp);
if (!uid_eq(inode->i_uid, uid)) {
/*
* What we need is the dquot that has this uid, and
@ -1695,6 +1696,7 @@ xfs_qm_vop_dqalloc(
}
}
if ((flags & XFS_QMOPT_GQUOTA) && XFS_IS_GQUOTA_ON(mp)) {
ASSERT(O_gdqpp);
if (!gid_eq(inode->i_gid, gid)) {
xfs_iunlock(ip, lockflags);
error = xfs_qm_dqget(mp, from_kgid(user_ns, gid),
@ -1712,6 +1714,7 @@ xfs_qm_vop_dqalloc(
}
}
if ((flags & XFS_QMOPT_PQUOTA) && XFS_IS_PQUOTA_ON(mp)) {
ASSERT(O_pdqpp);
if (ip->i_d.di_projid != prid) {
xfs_iunlock(ip, lockflags);
error = xfs_qm_dqget(mp, prid,