net: Convert proto_ops bind() callbacks to use sockaddr_unsized

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

View File

@@ -49,7 +49,7 @@ static bool mctp_sockaddr_ext_is_ok(const struct sockaddr_mctp_ext *addr)
!addr->__smctp_pad0[2];
}
static int mctp_bind(struct socket *sock, struct sockaddr *addr, int addrlen)
static int mctp_bind(struct socket *sock, struct sockaddr_unsized *addr, int addrlen)
{
struct sock *sk = sock->sk;
struct mctp_sock *msk = container_of(sk, struct mctp_sock, sk);

View File

@@ -205,7 +205,7 @@ static void __mctp_route_test_init(struct kunit *test,
addr.smctp_network = netid;
addr.smctp_addr.s_addr = 8;
addr.smctp_type = 0;
rc = kernel_bind(sock, (struct sockaddr *)&addr, sizeof(addr));
rc = kernel_bind(sock, (struct sockaddr_unsized *)&addr, sizeof(addr));
KUNIT_ASSERT_EQ(test, rc, 0);
*devp = dev;