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s3:winbindd: make use of samba_sockaddr in set_remote_addresses() to avoid warnings

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../../source3/winbindd/winbindd_dual_ndr.c: In function ‘set_remote_addresses’:
../../source3/winbindd/winbindd_dual_ndr.c:467:51: warning: dereferencing type-punned pointer might break strict-aliasing rules [-Wstrict-aliasing]
  467 |         struct sockaddr *sar = (struct sockaddr *)&st;

Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Andreas Schneider <asn@samba.org>
This commit is contained in:
Stefan Metzmacher 2024-10-01 15:42:50 +02:00
parent 0de93c34db
commit fa04464316
1 changed files with 13 additions and 9 deletions
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22
source3/winbindd/winbindd_dual_ndr.c
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@ -463,23 +463,24 @@ fail:
static NTSTATUS set_remote_addresses(struct dcesrv_connection *conn,
int sock)
{
struct sockaddr_storage st = { 0 };
struct sockaddr *sar = (struct sockaddr *)&st;
struct samba_sockaddr ssa;
struct tsocket_address *remote = NULL;
struct tsocket_address *local = NULL;
socklen_t sa_len = sizeof(st);
NTSTATUS status;
int ret;
ZERO_STRUCT(st);
ret = getpeername(sock, sar, &sa_len);
ssa = (struct samba_sockaddr) { .sa_socklen = sizeof(ssa.u.ss), };
ret = getpeername(sock, &ssa.u.sa, &ssa.sa_socklen);
if (ret != 0) {
status = map_nt_error_from_unix(ret);
DBG_ERR("getpeername failed: %s\n", nt_errstr(status));
return status;
}
ret = tsocket_address_bsd_from_sockaddr(conn, sar, sa_len, &remote);
ret = tsocket_address_bsd_from_sockaddr(conn,
&ssa.u.sa,
ssa.sa_socklen,
&remote);
if (ret != 0) {
status = map_nt_error_from_unix(ret);
DBG_ERR("tsocket_address_bsd_from_sockaddr failed: %s\n",
@ -487,15 +488,18 @@ static NTSTATUS set_remote_addresses(struct dcesrv_connection *conn,
return status;
}
ZERO_STRUCT(st);
ret = getsockname(sock, sar, &sa_len);
ssa = (struct samba_sockaddr) { .sa_socklen = sizeof(ssa.u.ss), };
ret = getsockname(sock, &ssa.u.sa, &ssa.sa_socklen);
if (ret != 0) {
status = map_nt_error_from_unix(ret);
DBG_ERR("getsockname failed: %s\n", nt_errstr(status));
return status;
}
ret = tsocket_address_bsd_from_sockaddr(conn, sar, sa_len, &local);
ret = tsocket_address_bsd_from_sockaddr(conn,
&ssa.u.sa,
ssa.sa_socklen,
&local);
if (ret != 0) {
status = map_nt_error_from_unix(ret);
DBG_ERR("tsocket_address_bsd_from_sockaddr failed: %s\n",