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net: Convert proto_ops bind() callbacks to use sockaddr_unsized

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Update all struct proto_ops bind() callback function prototypes from
"struct sockaddr *" to "struct sockaddr_unsized *" to avoid lying to the
compiler about object sizes. Calls into struct proto handlers gain casts
that will be removed in the struct proto conversion patch.

No binary changes expected.

Signed-off-by: Kees Cook <kees@kernel.org>
Link: https://patch.msgid.link/20251104002617.2752303-2-kees@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Kees Cook
2025-11-03 16:26:10 -08:00
committed by Jakub Kicinski
parent bf33247a90
commit 0e50474fa5
74 changed files with 113 additions and 112 deletions
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4
net/l2tp/l2tp_core.c
View File

@@ -1503,7 +1503,7 @@ static int l2tp_tunnel_sock_create(struct net *net,
memcpy(&ip6_addr.l2tp_addr, cfg->local_ip6,
sizeof(ip6_addr.l2tp_addr));
ip6_addr.l2tp_conn_id = tunnel_id;
err = kernel_bind(sock, (struct sockaddr *)&ip6_addr,
err = kernel_bind(sock, (struct sockaddr_unsized *)&ip6_addr,
sizeof(ip6_addr));
if (err < 0)
goto out;
@@ -1530,7 +1530,7 @@ static int l2tp_tunnel_sock_create(struct net *net,
ip_addr.l2tp_family = AF_INET;
ip_addr.l2tp_addr = cfg->local_ip;
ip_addr.l2tp_conn_id = tunnel_id;
err = kernel_bind(sock, (struct sockaddr *)&ip_addr,
err = kernel_bind(sock, (struct sockaddr_unsized *)&ip_addr,
sizeof(ip_addr));
if (err < 0)
goto out;