netdev - [PATCH v3 net-next 1/3] net: add support for sending RFC8335 PROBE

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Message-Id: <d038c95149a0497e4fda40f856e1a1179065da9b.1605386600.git.andreas.a.roeseler@gmail.com>
Date:   Sat, 14 Nov 2020 12:56:11 -0800
From:   Andreas Roeseler <andreas.a.roeseler@...il.com>
To:     davem@...emloft.net
Cc:     kuznet@....inr.ac.ru, yoshfuji@...ux-ipv6.org, kuba@...nel.org,
        netdev@...r.kernel.org
Subject: [PATCH v3 net-next 1/3] net: add support for sending RFC8335 PROBE

Modifying the ping_supported function to support probe message types
allows the user to send probe requests through the existing framework
for sending ping requests.

Signed-off-by: Andreas Roeseler <andreas.a.roeseler@...il.com>
---
Changes since v1:
 - Switch to correct base tree

Changes since v2:
 - Switch to net-next tree 67c70b5eb2bf7d0496fcb62d308dc3096bc11553
---
 net/ipv4/ping.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/net/ipv4/ping.c b/net/ipv4/ping.c
index 248856b301c4..39bdcb2bfc92 100644
--- a/net/ipv4/ping.c
+++ b/net/ipv4/ping.c
@@ -453,7 +453,9 @@ EXPORT_SYMBOL_GPL(ping_bind);
 static inline int ping_supported(int family, int type, int code)
 {
 	return (family == AF_INET && type == ICMP_ECHO && code == 0) ||
-	       (family == AF_INET6 && type == ICMPV6_ECHO_REQUEST && code == 0);
+	       (family == AF_INET && type == ICMP_EXT_ECHO && code == 0) ||
+	       (family == AF_INET6 && type == ICMPV6_ECHO_REQUEST && code == 0) ||
+	       (family == AF_INET6 && type == ICMPV6_EXT_ECHO_REQUEST && code == 0);
 }
 
 /*
-- 
2.29.2