[XFS] Fix a buffer refcount leak in dir2 code on a forced shutdown.
SGI-PV: 904196
SGI-Modid: xfs-linux-melb:xfs-kern:26097a
Signed-off-by: Nathan Scott <nathans@sgi.com>
diff --git a/fs/xfs/xfs_dir2_node.c b/fs/xfs/xfs_dir2_node.c
index c0e8fcf..a8d483c 100644
--- a/fs/xfs/xfs_dir2_node.c
+++ b/fs/xfs/xfs_dir2_node.c
@@ -505,7 +505,6 @@
XFS_DATA_FORK))) {
return error;
}
- curfdb = newfdb;
free = curbp->data;
ASSERT(be32_to_cpu(free->hdr.magic) ==
XFS_DIR2_FREE_MAGIC);
@@ -527,8 +526,11 @@
if (unlikely(be16_to_cpu(free->bests[fi]) == NULLDATAOFF)) {
XFS_ERROR_REPORT("xfs_dir2_leafn_lookup_int",
XFS_ERRLEVEL_LOW, mp);
+ if (curfdb != newfdb)
+ xfs_da_brelse(tp, curbp);
return XFS_ERROR(EFSCORRUPTED);
}
+ curfdb = newfdb;
if (be16_to_cpu(free->bests[fi]) >= length) {
*indexp = index;
state->extravalid = 1;