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authorNathan Scott <nathans@sgi.com>2005-11-02 10:31:41 +1100
committerNathan Scott <nathans@sgi.com>2005-11-02 10:31:41 +1100
commitc310ab6c071a688e5291028972d1ae8314f67536 (patch)
tree7ee30ba83f67139e5353ae45b8e18d9097198009 /fs/xfs
parent30dab21abbca37636091a6d02e94dbcd6e07b530 (diff)
[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')
-rw-r--r--fs/xfs/quota/xfs_dquot.c3
-rw-r--r--fs/xfs/quota/xfs_qm_syscalls.c9
-rw-r--r--fs/xfs/xfs_quota.h2
3 files changed, 4 insertions, 10 deletions
diff --git a/fs/xfs/quota/xfs_dquot.c b/fs/xfs/quota/xfs_dquot.c
index e2e8d35fa4d..9987977a492 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 15e02e8a9d4..4e397940b3a 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,
diff --git a/fs/xfs/xfs_quota.h b/fs/xfs/xfs_quota.h
index 32cb79752d5..ed965883f70 100644
--- a/fs/xfs/xfs_quota.h
+++ b/fs/xfs/xfs_quota.h
@@ -42,7 +42,7 @@
* uid_t and gid_t are hard-coded to 32 bits in the inode.
* Hence, an 'id' in a dquot is 32 bits..
*/
-typedef __int32_t xfs_dqid_t;
+typedef __uint32_t xfs_dqid_t;
/*
* Eventhough users may not have quota limits occupying all 64-bits,