netdev - [PATCH net-next 11/13] genetlink: inline old iteration helpers

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20221018230728.1039524-12-kuba@kernel.org>
Date:   Tue, 18 Oct 2022 16:07:26 -0700
From:   Jakub Kicinski <kuba@...nel.org>
To:     davem@...emloft.net, johannes@...solutions.net
Cc:     netdev@...r.kernel.org, edumazet@...gle.com, pabeni@...hat.com,
        jiri@...nulli.us, razor@...ckwall.org, nicolas.dichtel@...nd.com,
        gnault@...hat.com, jacob.e.keller@...el.com, fw@...len.de,
        Jakub Kicinski <kuba@...nel.org>
Subject: [PATCH net-next 11/13] genetlink: inline old iteration helpers

All dumpers use the iterators now, inline the cmd by index
stuff into iterator code.

Signed-off-by: Jakub Kicinski <kuba@...nel.org>
---
 net/netlink/genetlink.c | 32 +++++++++-----------------------
 1 file changed, 9 insertions(+), 23 deletions(-)

diff --git a/net/netlink/genetlink.c b/net/netlink/genetlink.c
index 63807204805a..301981bae83d 100644
--- a/net/netlink/genetlink.c
+++ b/net/netlink/genetlink.c
@@ -99,11 +99,6 @@ static const struct genl_family *genl_family_find_byname(char *name)
 	return NULL;
 }
 
-static int genl_get_cmd_cnt(const struct genl_family *family)
-{
-	return family->n_ops + family->n_small_ops;
-}
-
 static void genl_op_from_full(const struct genl_family *family,
 			      unsigned int i, struct genl_ops *op)
 {
@@ -217,18 +212,6 @@ genl_get_cmd(u32 cmd, u8 flags, const struct genl_family *family,
 	return genl_cmd_full_to_split(op, family, &full, flags);
 }
 
-static void genl_get_cmd_by_index(unsigned int i,
-				  const struct genl_family *family,
-				  struct genl_ops *op)
-{
-	if (i < family->n_ops)
-		genl_op_from_full(family, i, op);
-	else if (i < family->n_ops + family->n_small_ops)
-		genl_op_from_small(family, i - family->n_ops, op);
-	else
-		WARN_ON_ONCE(1);
-}
-
 struct genl_op_iter {
 	const struct genl_family *family;
 	struct genl_split_ops doit;
@@ -246,22 +229,25 @@ genl_op_iter_init(const struct genl_family *family, struct genl_op_iter *iter)
 
 	iter->flags = 0;
 
-	return genl_get_cmd_cnt(iter->family);
+	return iter->family->n_ops + iter->family->n_small_ops;
 }
 
 static bool genl_op_iter_next(struct genl_op_iter *iter)
 {
+	const struct genl_family *family = iter->family;
 	struct genl_ops op;
 
-	if (iter->i >= genl_get_cmd_cnt(iter->family))
+	if (iter->i < family->n_ops)
+		genl_op_from_full(family, iter->i, &op);
+	else if (iter->i < family->n_ops + family->n_small_ops)
+		genl_op_from_small(family, iter->i - family->n_ops, &op);
+	else
 		return false;
 
-	genl_get_cmd_by_index(iter->i, iter->family, &op);
 	iter->i++;
 
-	genl_cmd_full_to_split(&iter->doit, iter->family, &op, GENL_CMD_CAP_DO);
-	genl_cmd_full_to_split(&iter->dumpit, iter->family,
-			       &op, GENL_CMD_CAP_DUMP);
+	genl_cmd_full_to_split(&iter->doit, family, &op, GENL_CMD_CAP_DO);
+	genl_cmd_full_to_split(&iter->dumpit, family, &op, GENL_CMD_CAP_DUMP);
 
 	iter->cmd = iter->doit.cmd | iter->dumpit.cmd;
 	iter->flags = iter->doit.flags | iter->dumpit.flags;
-- 
2.37.3