diff options
| author | Kees Cook <kees@kernel.org> | 2025-11-03 16:26:10 -0800 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2025-11-04 19:10:32 -0800 |
| commit | 0e50474fa514822e9d990874e554bf8043a201d7 (patch) | |
| tree | 1449051a625990218a37119681e0482790c7c4a0 /net/socket.c | |
| parent | bf33247a90d3e85d53a9b55bb276b725456ff0bf (diff) | |
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>
Diffstat (limited to 'net/socket.c')
| -rw-r--r-- | net/socket.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/net/socket.c b/net/socket.c index e8892b218708..aaefb2e519a7 100644 --- a/net/socket.c +++ b/net/socket.c @@ -1872,7 +1872,7 @@ int __sys_bind_socket(struct socket *sock, struct sockaddr_storage *address, addrlen); if (!err) err = READ_ONCE(sock->ops)->bind(sock, - (struct sockaddr *)address, + (struct sockaddr_unsized *)address, addrlen); return err; } @@ -3583,13 +3583,13 @@ static long compat_sock_ioctl(struct file *file, unsigned int cmd, * Returns 0 or an error. */ -int kernel_bind(struct socket *sock, struct sockaddr *addr, int addrlen) +int kernel_bind(struct socket *sock, struct sockaddr_unsized *addr, int addrlen) { struct sockaddr_storage address; memcpy(&address, addr, addrlen); - return READ_ONCE(sock->ops)->bind(sock, (struct sockaddr *)&address, + return READ_ONCE(sock->ops)->bind(sock, (struct sockaddr_unsized *)&address, addrlen); } EXPORT_SYMBOL(kernel_bind); |