[PATCH] xfs: fix returnvar.cocci warnings
From: Julia Lawall
Date: Thu Jan 26 2017 - 04:21:15 EST
Remove unneeded variable used to store return value.
Generated by: scripts/coccinelle/misc/returnvar.cocci
Signed-off-by: Fengguang Wu <fengguang.wu@xxxxxxxxx>
---
Is it correct to be returning 0 in the level == 0 case?
dabtree.c | 9 +++------
1 file changed, 3 insertions(+), 6 deletions(-)
--- a/fs/xfs/scrub/dabtree.c
+++ b/fs/xfs/scrub/dabtree.c
@@ -96,7 +96,6 @@ xfs_scrub_da_btree_hash(
struct xfs_da_node_entry *btree;
xfs_dahash_t hash;
xfs_dahash_t parent_hash;
- int error = 0;
/* Is this hash in order? */
hash = be32_to_cpu(*hashp);
@@ -104,7 +103,7 @@ xfs_scrub_da_btree_hash(
ds->hashes[level] = hash;
if (level == 0)
- return error;
+ return 0;
/* Is this hash no larger than the parent hash? */
blks = ds->state->path.blk;
@@ -112,7 +111,7 @@ xfs_scrub_da_btree_hash(
parent_hash = be32_to_cpu(btree->hashval);
XFS_SCRUB_DA_CHECK(ds, hash <= parent_hash);
- return error;
+ return 0;
}
/* Scrub a da btree pointer. */
@@ -122,12 +121,10 @@ xfs_scrub_da_btree_ptr(
int level,
xfs_dablk_t blkno)
{
- int error = 0;
-
XFS_SCRUB_DA_CHECK(ds, blkno >= ds->lowest);
XFS_SCRUB_DA_CHECK(ds, ds->highest == 0 || blkno < ds->highest);
- return error;
+ return 0;
}
/*