From: Eli Britstein <elibr@mellanox.com>
Date: Wed, 20 Nov 2019 12:42:43 +0000 (+0200)
Subject: tc: flower: add u16 big endian parse option
X-Git-Tag: v5.5.0~50
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b20dcd0b319cef9ee6e9e4a5cd42a9f545f417e4;p=thirdparty%2Fiproute2.git

tc: flower: add u16 big endian parse option

Add u16 big endian parse option as a pre-step towards TCP/UDP/SCTP
ports usage.

Signed-off-by: Eli Britstein <elibr@mellanox.com>
Reviewed-by: Roi Dayan <roid@mellanox.com>
Acked-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David Ahern <dsahern@gmail.com>
---

diff --git a/tc/f_flower.c b/tc/f_flower.c
index 1b518ef30..69de6a807 100644
--- a/tc/f_flower.c
+++ b/tc/f_flower.c
@@ -220,7 +220,7 @@ static int flower_parse_matching_flags(char *str,
 }
 
 static int flower_parse_u16(char *str, int value_type, int mask_type,
-			    struct nlmsghdr *n)
+			    struct nlmsghdr *n, bool be)
 {
 	__u16 value, mask;
 	char *slash;
@@ -239,6 +239,10 @@ static int flower_parse_u16(char *str, int value_type, int mask_type,
 		mask = UINT16_MAX;
 	}
 
+	if (be) {
+		value = htons(value);
+		mask = htons(mask);
+	}
 	addattr16(n, MAX_MSG, value_type, value);
 	addattr16(n, MAX_MSG, mask_type, mask);
 
@@ -284,7 +288,8 @@ static int flower_parse_ct_zone(char *str, struct nlmsghdr *n)
 	return flower_parse_u16(str,
 				TCA_FLOWER_KEY_CT_ZONE,
 				TCA_FLOWER_KEY_CT_ZONE_MASK,
-				n);
+				n,
+				false);
 }
 
 static int flower_parse_ct_labels(char *str, struct nlmsghdr *n)