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sock_diag: fix autoloading of the raw_diag module 

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

Cc: Cyrill Gorcunov <gorcunov@gmail.com>
Cc: Xin Long <lucien.xin@gmail.com>
Fixes: bf2ae2e4bf ("sock_diag: request _diag module only when the family or proto has been registered")
Signed-off-by: Andrei Vagin <avagin@gmail.com>
Reviewed-by: Cyrill Gorcunov <gorcunov@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Andrei Vagin 2018-11-04 22:37:15 -08:00 committed by David S. Miller
parent d016b4a356
commit c34c128777
1 changed files with 1 additions and 0 deletions
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net/core/sock.c
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@ -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