diff mbox series

[net-next,13/17] netfilter: nf_conncount: fix wrong variable type

Message ID 20240628160505.161283-14-pablo@netfilter.org (mailing list archive)
State New
Delegated to: Netdev Maintainers
Headers show
Series [net-next,01/17] netfilter: nf_tables: make struct nft_trans first member of derived subtypes | expand

Checks

Context Check Description
netdev/series_format warning Pull request is its own cover letter; Series longer than 15 patches (PR)
netdev/tree_selection success Clearly marked for net-next
netdev/ynl success Generated files up to date; no warnings/errors; no diff in generated;
netdev/fixes_present success Fixes tag not required for -next series
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 839 this patch: 839
netdev/build_tools success No tools touched, skip
netdev/cc_maintainers warning 2 maintainers not CCed: coreteam@netfilter.org kadlec@netfilter.org
netdev/build_clang success Errors and warnings before: 846 this patch: 846
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/deprecated_api success None detected
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 847 this patch: 847
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 38 lines checked
netdev/build_clang_rust success No Rust files in patch. Skipping build
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0
netdev/contest success net-next-2024-06-29--06-00 (tests: 665)

Commit Message

Pablo Neira Ayuso June 28, 2024, 4:05 p.m. UTC 
From: Yunjian Wang <wangyunjian@huawei.com>

Now there is a issue is that code checks reports a warning: implicit
narrowing conversion from type 'unsigned int' to small type 'u8' (the
'keylen' variable). Fix it by removing the 'keylen' variable.

Signed-off-by: Yunjian Wang <wangyunjian@huawei.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
---
 net/netfilter/nf_conncount.c | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)
diff mbox series

Patch

diff --git a/net/netfilter/nf_conncount.c b/net/netfilter/nf_conncount.c
index 8715617b02fe..34ba14e59e95 100644
--- a/net/netfilter/nf_conncount.c
+++ b/net/netfilter/nf_conncount.c
@@ -321,7 +321,6 @@  insert_tree(struct net *net,
 	struct nf_conncount_rb *rbconn;
 	struct nf_conncount_tuple *conn;
 	unsigned int count = 0, gc_count = 0;
-	u8 keylen = data->keylen;
 	bool do_gc = true;
 
 	spin_lock_bh(&nf_conncount_locks[hash]);
@@ -333,7 +332,7 @@  insert_tree(struct net *net,
 		rbconn = rb_entry(*rbnode, struct nf_conncount_rb, node);
 
 		parent = *rbnode;
-		diff = key_diff(key, rbconn->key, keylen);
+		diff = key_diff(key, rbconn->key, data->keylen);
 		if (diff < 0) {
 			rbnode = &((*rbnode)->rb_left);
 		} else if (diff > 0) {
@@ -378,7 +377,7 @@  insert_tree(struct net *net,
 
 	conn->tuple = *tuple;
 	conn->zone = *zone;
-	memcpy(rbconn->key, key, sizeof(u32) * keylen);
+	memcpy(rbconn->key, key, sizeof(u32) * data->keylen);
 
 	nf_conncount_list_init(&rbconn->list);
 	list_add(&conn->node, &rbconn->list.head);
@@ -403,7 +402,6 @@  count_tree(struct net *net,
 	struct rb_node *parent;
 	struct nf_conncount_rb *rbconn;
 	unsigned int hash;
-	u8 keylen = data->keylen;
 
 	hash = jhash2(key, data->keylen, conncount_rnd) % CONNCOUNT_SLOTS;
 	root = &data->root[hash];
@@ -414,7 +412,7 @@  count_tree(struct net *net,
 
 		rbconn = rb_entry(parent, struct nf_conncount_rb, node);
 
-		diff = key_diff(key, rbconn->key, keylen);
+		diff = key_diff(key, rbconn->key, data->keylen);
 		if (diff < 0) {
 			parent = rcu_dereference_raw(parent->rb_left);
 		} else if (diff > 0) {