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-rw-r--r--package/dnsmasq/patches/100-fix-dhcp-no-address-warning.patch49
1 files changed, 49 insertions, 0 deletions
diff --git a/package/dnsmasq/patches/100-fix-dhcp-no-address-warning.patch b/package/dnsmasq/patches/100-fix-dhcp-no-address-warning.patch
new file mode 100644
index 0000000000..d108a7d3bc
--- /dev/null
+++ b/package/dnsmasq/patches/100-fix-dhcp-no-address-warning.patch
@@ -0,0 +1,49 @@
+--- a/src/dhcp.c
++++ b/src/dhcp.c
+@@ -134,7 +134,7 @@ void dhcp_packet(time_t now, int pxe_fd)
+ struct iovec iov;
+ ssize_t sz;
+ int iface_index = 0, unicast_dest = 0, is_inform = 0;
+- struct in_addr iface_addr;
++ struct in_addr iface_addr, *addrp = NULL;
+ struct iface_param parm;
+ #ifdef HAVE_LINUX_NETWORK
+ struct arpreq arp_req;
+@@ -246,11 +246,9 @@ void dhcp_packet(time_t now, int pxe_fd)
+
+ ifr.ifr_addr.sa_family = AF_INET;
+ if (ioctl(daemon->dhcpfd, SIOCGIFADDR, &ifr) != -1 )
+- iface_addr = ((struct sockaddr_in *) &ifr.ifr_addr)->sin_addr;
+- else
+ {
+- my_syslog(MS_DHCP | LOG_WARNING, _("DHCP packet received on %s which has no address"), ifr.ifr_name);
+- return;
++ addrp = &iface_addr;
++ iface_addr = ((struct sockaddr_in *) &ifr.ifr_addr)->sin_addr;
+ }
+
+ for (tmp = daemon->dhcp_except; tmp; tmp = tmp->next)
+@@ -272,7 +270,7 @@ void dhcp_packet(time_t now, int pxe_fd)
+ parm.current = NULL;
+ parm.ind = iface_index;
+
+- if (!iface_check(AF_INET, (struct all_addr *)&iface_addr, ifr.ifr_name))
++ if (!iface_check(AF_INET, (struct all_addr *)addrp, ifr.ifr_name))
+ {
+ /* If we failed to match the primary address of the interface, see if we've got a --listen-address
+ for a secondary */
+@@ -291,7 +289,13 @@ void dhcp_packet(time_t now, int pxe_fd)
+ there is more than one address on the interface in the same subnet */
+ complete_context(match.addr, iface_index, match.netmask, match.broadcast, &parm);
+ }
+-
++
++ if (!addrp)
++ {
++ my_syslog(MS_DHCP | LOG_WARNING, _("DHCP packet received on %s which has no address"), ifr.ifr_name);
++ return;
++ }
++
+ if (!iface_enumerate(AF_INET, &parm, complete_context))
+ return;
+