From 561967010edef40f539dacf2aa125e20773ab40b Mon Sep 17 00:00:00 2001 From: Paul Moore Date: Fri, 10 Oct 2008 10:16:29 -0400 Subject: netlabel: Fix some sparse warnings Fix a few sparse warnings. One dealt with a RCU lock being held on error, another dealt with an improper type caused by a signed/unsigned mixup while the rest appeared to be caused by using rcu_dereference() in a list_for_each_entry_rcu() call. The latter probably isn't a big deal, but I derive a certain pleasure from knowing that the net/netlabel is nice and clean. Thanks to James Morris for pointing out the issues and demonstrating how to run sparse. Signed-off-by: Paul Moore --- net/netlabel/netlabel_domainhash.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) (limited to 'net/netlabel/netlabel_domainhash.c') diff --git a/net/netlabel/netlabel_domainhash.c b/net/netlabel/netlabel_domainhash.c index 643c032a3a5..dc42206c431 100644 --- a/net/netlabel/netlabel_domainhash.c +++ b/net/netlabel/netlabel_domainhash.c @@ -115,13 +115,13 @@ static u32 netlbl_domhsh_hash(const char *key) static struct netlbl_dom_map *netlbl_domhsh_search(const char *domain) { u32 bkt; + struct list_head *bkt_list; struct netlbl_dom_map *iter; if (domain != NULL) { bkt = netlbl_domhsh_hash(domain); - list_for_each_entry_rcu(iter, - &rcu_dereference(netlbl_domhsh)->tbl[bkt], - list) + bkt_list = &rcu_dereference(netlbl_domhsh)->tbl[bkt]; + list_for_each_entry_rcu(iter, bkt_list, list) if (iter->valid && strcmp(iter->domain, domain) == 0) return iter; } @@ -410,6 +410,7 @@ int netlbl_domhsh_walk(u32 *skip_bkt, { int ret_val = -ENOENT; u32 iter_bkt; + struct list_head *iter_list; struct netlbl_dom_map *iter_entry; u32 chain_cnt = 0; @@ -417,9 +418,8 @@ int netlbl_domhsh_walk(u32 *skip_bkt, for (iter_bkt = *skip_bkt; iter_bkt < rcu_dereference(netlbl_domhsh)->size; iter_bkt++, chain_cnt = 0) { - list_for_each_entry_rcu(iter_entry, - &rcu_dereference(netlbl_domhsh)->tbl[iter_bkt], - list) + iter_list = &rcu_dereference(netlbl_domhsh)->tbl[iter_bkt]; + list_for_each_entry_rcu(iter_entry, iter_list, list) if (iter_entry->valid) { if (chain_cnt++ < *skip_chain) continue; -- cgit v1.2.3