netdev - [net-next 1/2] tipc: convert dest node's address to network order

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Message-Id: <20210311033323.191873-1-hoang.h.le@dektech.com.au>
Date:   Thu, 11 Mar 2021 10:33:22 +0700
From:   Hoang Huu Le <hoang.h.le@...tech.com.au>
To:     jmaloy@...hat.com, maloy@...jonn.com, ying.xue@...driver.com,
        kuba@...nel.org, netdev@...r.kernel.org,
        tipc-discussion@...ts.sourceforge.net
Cc:     Hoang Le <hoang.h.le@...tech.com.au>
Subject: [net-next 1/2] tipc: convert dest node's address to network order

From: Hoang Le <hoang.h.le@...tech.com.au>

(struct tipc_link_info)->dest is in network order (__be32), so we must
convert the value to network order before assigning. The problem detected
by sparse:

net/tipc/netlink_compat.c:699:24: warning: incorrect type in assignment (different base types)
net/tipc/netlink_compat.c:699:24:    expected restricted __be32 [usertype] dest
net/tipc/netlink_compat.c:699:24:    got int

Acked-by: Jon Maloy <jmaloy@...hat.com>
Signed-off-by: Hoang Le <hoang.h.le@...tech.com.au>
---
 net/tipc/netlink_compat.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/tipc/netlink_compat.c b/net/tipc/netlink_compat.c
index 5a1ce64039f7..0749df80454d 100644
--- a/net/tipc/netlink_compat.c
+++ b/net/tipc/netlink_compat.c
@@ -696,7 +696,7 @@ static int tipc_nl_compat_link_dump(struct tipc_nl_compat_msg *msg,
 	if (err)
 		return err;
 
-	link_info.dest = nla_get_flag(link[TIPC_NLA_LINK_DEST]);
+	link_info.dest = htonl(nla_get_flag(link[TIPC_NLA_LINK_DEST]));
 	link_info.up = htonl(nla_get_flag(link[TIPC_NLA_LINK_UP]));
 	nla_strscpy(link_info.str, link[TIPC_NLA_LINK_NAME],
 		    TIPC_MAX_LINK_NAME);
-- 
2.25.1