From: Jeremy Sowden <jeremy@azazel.net>
Date: Mon, 5 Jun 2023 15:10:39 +0000 (+0900)
Subject: xt_ipp2p: change byte order conversion
X-Git-Tag: v3.25~16
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2c5d0956a9b7de7dfaa3d802d485af5e1b46ef38;p=thirdparty%2Fxtables-addons.git

xt_ipp2p: change byte order conversion

Instead of converting the packet bytes before comparing it to a
constant, convert the constant.

Signed-off-by: Jeremy Sowden <jeremy@azazel.net>
---

diff --git a/extensions/xt_ipp2p.c b/extensions/xt_ipp2p.c
index 5bdb7ee..d2e2970 100644
--- a/extensions/xt_ipp2p.c
+++ b/extensions/xt_ipp2p.c
@@ -210,8 +210,8 @@ udp_search_bit(const unsigned char *haystack, const unsigned int packet_len)
 	switch (packet_len) {
 	case 16:
 		/* ^ 00 00 04 17 27 10 19 80 */
-		if (ntohl(get_u32(haystack, 0)) == 0x00000417 &&
-		    ntohl(get_u32(haystack, 4)) == 0x27101980)
+		if (get_u32(haystack, 0) == __constant_htonl(0x00000417) &&
+		    get_u32(haystack, 4) == __constant_htonl(0x27101980))
 			return IPP2P_BIT * 100 + 50;
 		break;
 	case 36: