From 8f99c85b7ad55faecaab9d29fd7d12f1601c2eea Mon Sep 17 00:00:00 2001
From: Ilya Dryomov <ilya.dryomov@inktank.com>
Date: Tue, 24 Dec 2013 21:19:24 +0200
Subject: [PATCH] crush: reduce scope of some local variables

Reflects ceph.git commit e7d47827f0333c96ad43d257607fb92ed4176550.

Signed-off-by: Ilya Dryomov <ilya.dryomov@inktank.com>
Reviewed-by: Sage Weil <sage@inktank.com>
---
 net/ceph/crush/mapper.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/net/ceph/crush/mapper.c b/net/ceph/crush/mapper.c
index 18d2cf66f102..71192b1f8501 100644
--- a/net/ceph/crush/mapper.c
+++ b/net/ceph/crush/mapper.c
@@ -189,7 +189,7 @@ static int terminal(int x)
 static int bucket_tree_choose(struct crush_bucket_tree *bucket,
 			      int x, int r)
 {
-	int n, l;
+	int n;
 	__u32 w;
 	__u64 t;
 
@@ -197,6 +197,7 @@ static int bucket_tree_choose(struct crush_bucket_tree *bucket,
 	n = bucket->num_nodes >> 1;
 
 	while (!terminal(n)) {
+		int l;
 		/* pick point in [0, w) */
 		w = bucket->node_weights[n];
 		t = (__u64)crush_hash32_4(bucket->h.hash, x, n, r,
@@ -496,7 +497,6 @@ int crush_do_rule(const struct crush_map *map,
 	__u32 step;
 	int i, j;
 	int numrep;
-	int firstn;
 	const int descend_once = 0;
 
 	if ((__u32)ruleno >= map->max_rules) {
@@ -510,9 +510,9 @@ int crush_do_rule(const struct crush_map *map,
 	o = b;
 
 	for (step = 0; step < rule->len; step++) {
+		int firstn = 0;
 		struct crush_rule_step *curstep = &rule->steps[step];
 
-		firstn = 0;
 		switch (curstep->op) {
 		case CRUSH_RULE_TAKE:
 			w[0] = curstep->arg1;
-- 
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