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authorDan Williams <dan.j.williams@intel.com>2009-04-08 14:28:13 -0700
committerDan Williams <dan.j.williams@intel.com>2009-04-08 14:28:13 -0700
commitfd74ea65883c7e6903e9b652795f72b723a2be69 (patch)
tree0792ad598080eae201d2836ac3c5a8fc46d0d03e /fs/xfs/xfs_log_recover.c
parentc8f517c444e4f9f55b5b5ca202b8404691a35805 (diff)
parent8c6db1bbf80123839ec87bdd6cb364aea384623d (diff)
Merge branch 'dmaengine' into async-tx-raid6
Diffstat (limited to 'fs/xfs/xfs_log_recover.c')
-rw-r--r--fs/xfs/xfs_log_recover.c17
1 files changed, 13 insertions, 4 deletions
diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c
index b1047de2fffd..61af610d79b3 100644
--- a/fs/xfs/xfs_log_recover.c
+++ b/fs/xfs/xfs_log_recover.c
@@ -1455,10 +1455,19 @@ xlog_recover_add_to_trans(
item = item->ri_prev;
if (item->ri_total == 0) { /* first region to be added */
- item->ri_total = in_f->ilf_size;
- ASSERT(item->ri_total <= XLOG_MAX_REGIONS_IN_ITEM);
- item->ri_buf = kmem_zalloc((item->ri_total *
- sizeof(xfs_log_iovec_t)), KM_SLEEP);
+ if (in_f->ilf_size == 0 ||
+ in_f->ilf_size > XLOG_MAX_REGIONS_IN_ITEM) {
+ xlog_warn(
+ "XFS: bad number of regions (%d) in inode log format",
+ in_f->ilf_size);
+ ASSERT(0);
+ return XFS_ERROR(EIO);
+ }
+
+ item->ri_total = in_f->ilf_size;
+ item->ri_buf =
+ kmem_zalloc(item->ri_total * sizeof(xfs_log_iovec_t),
+ KM_SLEEP);
}
ASSERT(item->ri_total > item->ri_cnt);
/* Description region is ri_buf[0] */