diff options
| author | Nathan Scott <nathans@sgi.com> | 2005-11-02 10:31:41 +1100 |
|---|---|---|
| committer | Nathan Scott <nathans@sgi.com> | 2005-11-02 10:31:41 +1100 |
| commit | c310ab6c071a688e5291028972d1ae8314f67536 (patch) | |
| tree | 7ee30ba83f67139e5353ae45b8e18d9097198009 /fs/xfs/quota | |
| parent | 30dab21abbca37636091a6d02e94dbcd6e07b530 (diff) | |
| download | linux-c310ab6c071a688e5291028972d1ae8314f67536.tar.bz2 | |
[XFS] Fix signedness issues in dquot ID handling, allowing uids/gids above
MAXINT
SGI-PV: 942528
SGI-Modid: xfs-linux:xfs-kern:23828a
Signed-off-by: Nathan Scott <nathans@sgi.com>
Diffstat (limited to 'fs/xfs/quota')
| -rw-r--r-- | fs/xfs/quota/xfs_dquot.c | 3 | ||||
| -rw-r--r-- | fs/xfs/quota/xfs_qm_syscalls.c | 9 |
2 files changed, 3 insertions, 9 deletions
diff --git a/fs/xfs/quota/xfs_dquot.c b/fs/xfs/quota/xfs_dquot.c index e2e8d35fa4d0..9987977a4927 100644 --- a/fs/xfs/quota/xfs_dquot.c +++ b/fs/xfs/quota/xfs_dquot.c @@ -563,8 +563,7 @@ xfs_qm_dqtobp( */ if (dqp->q_blkno == (xfs_daddr_t) 0) { /* We use the id as an index */ - dqp->q_fileoffset = (xfs_fileoff_t) ((uint)id / - XFS_QM_DQPERBLK(mp)); + dqp->q_fileoffset = (xfs_fileoff_t)id / XFS_QM_DQPERBLK(mp); nmaps = 1; quotip = XFS_DQ_TO_QIP(dqp); xfs_ilock(quotip, XFS_ILOCK_SHARED); diff --git a/fs/xfs/quota/xfs_qm_syscalls.c b/fs/xfs/quota/xfs_qm_syscalls.c index 15e02e8a9d4f..4e397940b3a6 100644 --- a/fs/xfs/quota/xfs_qm_syscalls.c +++ b/fs/xfs/quota/xfs_qm_syscalls.c @@ -109,10 +109,7 @@ xfs_qm_quotactl( vfsp = bhvtovfs(bdp); mp = XFS_VFSTOM(vfsp); - if (addr == NULL && cmd != Q_SYNC) - return XFS_ERROR(EINVAL); - if (id < 0 && cmd != Q_SYNC) - return XFS_ERROR(EINVAL); + ASSERT(addr != NULL); /* * The following commands are valid even when quotaoff. @@ -122,7 +119,7 @@ xfs_qm_quotactl( /* * Truncate quota files. quota must be off. */ - if (XFS_IS_QUOTA_ON(mp) || addr == NULL) + if (XFS_IS_QUOTA_ON(mp)) return XFS_ERROR(EINVAL); if (vfsp->vfs_flag & VFS_RDONLY) return XFS_ERROR(EROFS); @@ -140,8 +137,6 @@ xfs_qm_quotactl( * QUOTAON - enabling quota enforcement. * Quota accounting must be turned on at mount time. */ - if (addr == NULL) - return XFS_ERROR(EINVAL); if (vfsp->vfs_flag & VFS_RDONLY) return XFS_ERROR(EROFS); return (xfs_qm_scall_quotaon(mp, |