This patch updates the "bind to an arbitrary privileged port" arm of
smn_create_socket() so it can deal with IPv6 bind addresses.
Signed-off-by: Chuck Lever <chuck.lever@xxxxxxxxxx>
---
utils/statd/sm-notify.c | 29 ++++++++++++++++++++++++++++-
1 files changed, 28 insertions(+), 1 deletions(-)
diff --git a/utils/statd/sm-notify.c b/utils/statd/sm-notify.c
index 0ba817a..928d1c5 100644
--- a/utils/statd/sm-notify.c
+++ b/utils/statd/sm-notify.c
@@ -215,6 +215,26 @@ static int smn_socket(void)
}
#endif /* !IPV6_SUPPORTED */
+#ifdef HAVE_LIBTIRPC
+static int
+smn_bindresvport(int sock, struct sockaddr *sap)
+{
+ return bindresvport_sa(sock, sap);
+}
+
+#else /* !HAVE_LIBTIRPC */
+static int
+smn_bindresvport(int sock, struct sockaddr *sap)
+{
+ if (sap->sa_family != AF_INET) {
+ errno = EAFNOSUPPORT;
+ return -1;
+ }
+
+ return bindresvport(sock, (struct sockaddr_in *)(char *)sap);
+}
+#endif /* !HAVE_LIBTIRPC */
+
/*
* Prepare a socket for sending RPC requests
*
@@ -265,7 +285,14 @@ retry:
} else {
struct servent *se;
struct sockaddr_in *sin = (struct sockaddr_in *)local_addr;
- (void) bindresvport(sock, sin);
+
+ if (smn_bindresvport(sock, local_addr) == -1) {
+ xlog(L_ERROR,
+ "bindresvport on RPC socket failed: %m");
+ (void)close(sock);
+ return -1;
+ }
+
/* try to avoid known ports */
se = getservbyport(sin->sin_port, "udp");
if (se && retry_cnt < 100) {
--
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