From 4c752098f529f41abfc985426a3eca0f2cb96676 Mon Sep 17 00:00:00 2001
From: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Date: Wed, 23 May 2007 13:28:48 +0900
Subject: [IPV6]: Make IPV6_{RECV,2292}RTHDR boolean options.

Because reversing RH0 is no longer supported by deprecation
of RH0, let's make IPV6_{RECV,2292}RTHDR boolean options.
Boolean are more appropriate from standard POV.

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/include/linux/ipv6.h b/include/linux/ipv6.h
index cb3118c..97983dc9 100644
--- a/include/linux/ipv6.h
+++ b/include/linux/ipv6.h
@@ -299,8 +299,8 @@ struct ipv6_pinfo {
 	/* pktoption flags */
 	union {
 		struct {
-			__u16	srcrt:2,
-				osrcrt:2,
+			__u16	srcrt:1,
+				osrcrt:1,
 			        rxinfo:1,
 			        rxoinfo:1,
 				rxhlim:1,
diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c
index 1841714..d684639 100644
--- a/net/ipv6/ipv6_sockglue.c
+++ b/net/ipv6/ipv6_sockglue.c
@@ -336,16 +336,12 @@ static int do_ipv6_setsockopt(struct sock *sk, int level, int optname,
 		break;
 
 	case IPV6_RECVRTHDR:
-		if (val < 0 || val > 2)
-			goto e_inval;
-		np->rxopt.bits.srcrt = val;
+		np->rxopt.bits.srcrt = valbool;
 		retv = 0;
 		break;
 
 	case IPV6_2292RTHDR:
-		if (val < 0 || val > 2)
-			goto e_inval;
-		np->rxopt.bits.osrcrt = val;
+		np->rxopt.bits.osrcrt = valbool;
 		retv = 0;
 		break;
 
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