X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=extensions%2Flibipt_SNAT.c;fp=extensions%2Flibipt_SNAT.c;h=867c9d010336fe59a3156dd7e80c9d3eeb442357;hb=782ed68bce7c9b3cc29eb4351ec13ede40a7ee49;hp=a893a47d1a5ddf221b0b3367383b9a26c08a8b2d;hpb=2e293f94e43325cb8cc719e27b43e647842c046d;p=iptables.git

diff --git a/extensions/libipt_SNAT.c b/extensions/libipt_SNAT.c
index a893a47..867c9d0 100644
--- a/extensions/libipt_SNAT.c
+++ b/extensions/libipt_SNAT.c
@@ -143,7 +143,8 @@ parse(int c, char **argv, int invert, unsigned int *flags,
 	int portok;
 
 	if (entry->ip.proto == IPPROTO_TCP
-	    || entry->ip.proto == IPPROTO_UDP)
+	    || entry->ip.proto == IPPROTO_UDP
+	    || entry->ip.proto == IPPROTO_ICMP)
 		portok = 1;
 	else
 		portok = 0;
@@ -154,6 +155,13 @@ parse(int c, char **argv, int invert, unsigned int *flags,
 			exit_error(PARAMETER_PROBLEM,
 				   "Unexpected `!' after --to-source");
 
+		if (*flags) {
+			if (!kernel_version)
+				get_kernel_version();
+			if (kernel_version > LINUX_VERSION(2, 6, 10))
+				exit_error(PARAMETER_PROBLEM,
+					   "Multiple --to-source not supported");
+		}
 		*target = parse_to(optarg, portok, info);
 		*flags = 1;
 		return 1;