From 6f1f21684078884b62cfff2ea80a1a6c07f79824 Mon Sep 17 00:00:00 2001 From: Vlad Apostolov Date: Thu, 28 Sep 2006 11:06:15 +1000 Subject: [XFS] pv 956241, author: nathans, rv: vapo - make ino validation checks consistent in bulkstat SGI-PV: 956241 SGI-Modid: xfs-linux-melb:xfs-kern:26984a Signed-off-by: Vlad Apostolov Signed-off-by: Tim Shimmin --- fs/xfs/xfs_itable.c | 24 ++++++++++++++---------- fs/xfs/xfs_itable.h | 5 +++++ 2 files changed, 19 insertions(+), 10 deletions(-) diff --git a/fs/xfs/xfs_itable.c b/fs/xfs/xfs_itable.c index 136c6b06f1c9..80e5b96f5027 100644 --- a/fs/xfs/xfs_itable.c +++ b/fs/xfs/xfs_itable.c @@ -39,6 +39,16 @@ #include "xfs_error.h" #include "xfs_btree.h" +int +xfs_internal_inum( + xfs_mount_t *mp, + xfs_ino_t ino) +{ + return (ino == mp->m_sb.sb_rbmino || ino == mp->m_sb.sb_rsumino || + (XFS_SB_VERSION_HASQUOTA(&mp->m_sb) && + (ino == mp->m_sb.sb_uquotino || ino == mp->m_sb.sb_gquotino))); +} + STATIC int xfs_bulkstat_one_iget( xfs_mount_t *mp, /* mount point for filesystem */ @@ -213,17 +223,12 @@ xfs_bulkstat_one( xfs_dinode_t *dip; /* dinode inode pointer */ dip = (xfs_dinode_t *)dibuff; + *stat = BULKSTAT_RV_NOTHING; - if (!buffer || ino == mp->m_sb.sb_rbmino || ino == mp->m_sb.sb_rsumino || - (XFS_SB_VERSION_HASQUOTA(&mp->m_sb) && - (ino == mp->m_sb.sb_uquotino || ino == mp->m_sb.sb_gquotino))) { - *stat = BULKSTAT_RV_NOTHING; + if (!buffer || xfs_internal_inum(mp, ino)) return XFS_ERROR(EINVAL); - } - if (ubsize < sizeof(*buf)) { - *stat = BULKSTAT_RV_NOTHING; + if (ubsize < sizeof(*buf)) return XFS_ERROR(ENOMEM); - } buf = kmem_alloc(sizeof(*buf), KM_SLEEP); @@ -239,8 +244,7 @@ xfs_bulkstat_one( } if (copy_to_user(buffer, buf, sizeof(*buf))) { - *stat = BULKSTAT_RV_NOTHING; - error = EFAULT; + error = EFAULT; goto out_free; } diff --git a/fs/xfs/xfs_itable.h b/fs/xfs/xfs_itable.h index 6926c373a0a9..f25a28862a17 100644 --- a/fs/xfs/xfs_itable.h +++ b/fs/xfs/xfs_itable.h @@ -81,6 +81,11 @@ xfs_bulkstat_one( void *dibuff, int *stat); +int +xfs_internal_inum( + xfs_mount_t *mp, + xfs_ino_t ino); + int /* error status */ xfs_inumbers( xfs_mount_t *mp, /* mount point for filesystem */ -- cgit v1.2.1