netdev - [PATCH v2 net-next 1/3] net: add support for sending probe messages

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Message-Id: <63bf7511ad13c956bc0d243b180c17eeb113b5da.1605323689.git.andreas.a.roeseler@gmail.com>
Date:   Fri, 13 Nov 2020 19:24:02 -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 v2 net-next 1/3] net: add support for sending probe messages

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
---
 net/ipv4/ping.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/ipv4/ping.c b/net/ipv4/ping.c
index 39b403f854c..70cb505f3e9 100644
--- a/net/ipv4/ping.c
+++ b/net/ipv4/ping.c
@@ -303,7 +303,7 @@ out:
 
 static inline int ping_supported(int type, int code)
 {
-	if (type == ICMP_ECHO && code == 0)
+	if ((type == ICMP_ECHO || type == ICMP_EXT_ECHO) && code == 0)
 		return 1;
 	return 0;
 }
-- 
2.29.2