[PATCH] sock_diag: fix autoloading of the raw_diag module

[Andrei Vagin]

IPPROTO_TCP isn't registred as an inet protocol, so
inet_protos[protocol] is always NULL for it.

Cc: Cyrill Gorcunov <gorcu...@gmail.com>
Cc: Xin Long <lucien....@gmail.com>
Fixes: bf2ae2e4bf93 ("sock_diag: request _diag module only when the family or 
proto has been registered")
Signed-off-by: Andrei Vagin <ava...@gmail.com>
---
 net/core/sock.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/net/core/sock.c b/net/core/sock.c
index 6fcc4bc07d19..080a880a1761 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -3279,6 +3279,7 @@ int sock_load_diag_module(int family, int protocol)
 
 #ifdef CONFIG_INET
        if (family == AF_INET &&
+           protocol != IPPROTO_RAW &&
            !rcu_access_pointer(inet_protos[protocol]))
                return -ENOENT;
 #endif
-- 
2.17.2