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authorBarry Naujok <bnaujok@sgi.com>2008-06-03 11:59:18 +1000
committerNiv Sardi <xaiki@debian.org>2008-07-28 16:58:46 +1000
commit87affd08bc9c741b99053cabb908cf54a135a0fa (patch)
tree27b72efbae045a45829a09e7e9a0109dc5f09b13
parent866d5dc974682c6247d5fde94dbc6545f864e7d7 (diff)
[XFS] Zero uninitialised xfs_da_args structure in xfs_dir2.c
Fixes a problem in the xfs_dir2_remove and xfs_dir2_replace paths which intenally call directory format specific lookup funtions that assume args->cmpresult is zeroed. SGI-PV: 982606 SGI-Modid: xfs-linux-melb:xfs-kern:31268a Signed-off-by: Barry Naujok <bnaujok@sgi.com> Signed-off-by: Christoph Hellwig <hch@infradead.org>
-rw-r--r--fs/xfs/xfs_dir2.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/fs/xfs/xfs_dir2.c b/fs/xfs/xfs_dir2.c
index b445ec31476..80e0dc51361 100644
--- a/fs/xfs/xfs_dir2.c
+++ b/fs/xfs/xfs_dir2.c
@@ -214,6 +214,7 @@ xfs_dir_createname(
return rval;
XFS_STATS_INC(xs_dir_create);
+ memset(&args, 0, sizeof(xfs_da_args_t));
args.name = name->name;
args.namelen = name->len;
args.hashval = dp->i_mount->m_dirnameops->hashname(name);
@@ -286,8 +287,8 @@ xfs_dir_lookup(
ASSERT((dp->i_d.di_mode & S_IFMT) == S_IFDIR);
XFS_STATS_INC(xs_dir_lookup);
- memset(&args, 0, sizeof(xfs_da_args_t));
+ memset(&args, 0, sizeof(xfs_da_args_t));
args.name = name->name;
args.namelen = name->len;
args.hashval = dp->i_mount->m_dirnameops->hashname(name);
@@ -297,7 +298,6 @@ xfs_dir_lookup(
args.op_flags = XFS_DA_OP_OKNOENT;
if (ci_name)
args.op_flags |= XFS_DA_OP_CILOOKUP;
- args.cmpresult = XFS_CMP_DIFFERENT;
if (dp->i_d.di_format == XFS_DINODE_FMT_LOCAL)
rval = xfs_dir2_sf_lookup(&args);
@@ -343,6 +343,7 @@ xfs_dir_removename(
ASSERT((dp->i_d.di_mode & S_IFMT) == S_IFDIR);
XFS_STATS_INC(xs_dir_remove);
+ memset(&args, 0, sizeof(xfs_da_args_t));
args.name = name->name;
args.namelen = name->len;
args.hashval = dp->i_mount->m_dirnameops->hashname(name);
@@ -353,7 +354,6 @@ xfs_dir_removename(
args.total = total;
args.whichfork = XFS_DATA_FORK;
args.trans = tp;
- args.op_flags = 0;
if (dp->i_d.di_format == XFS_DINODE_FMT_LOCAL)
rval = xfs_dir2_sf_removename(&args);
@@ -426,6 +426,7 @@ xfs_dir_replace(
if ((rval = xfs_dir_ino_validate(tp->t_mountp, inum)))
return rval;
+ memset(&args, 0, sizeof(xfs_da_args_t));
args.name = name->name;
args.namelen = name->len;
args.hashval = dp->i_mount->m_dirnameops->hashname(name);
@@ -436,7 +437,6 @@ xfs_dir_replace(
args.total = total;
args.whichfork = XFS_DATA_FORK;
args.trans = tp;
- args.op_flags = 0;
if (dp->i_d.di_format == XFS_DINODE_FMT_LOCAL)
rval = xfs_dir2_sf_replace(&args);
@@ -472,8 +472,8 @@ xfs_dir_canenter(
return 0;
ASSERT((dp->i_d.di_mode & S_IFMT) == S_IFDIR);
- memset(&args, 0, sizeof(xfs_da_args_t));
+ memset(&args, 0, sizeof(xfs_da_args_t));
args.name = name->name;
args.namelen = name->len;
args.hashval = dp->i_mount->m_dirnameops->hashname(name);