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ipv4: Exposing __ip_sock_set_tos() in ip.h

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Making the static function __ip_sock_set_tos() from net/ipv4/ip_sockglue.c
accessible by declaring it in include/net/ip.h
The reason for doing this is to use this function to set IP_TOS value in
mptcp_setsockopt() without the lock.

Signed-off-by: Poorva Sonparote <psonparo@redhat.com>
Signed-off-by: Mat Martineau <mathew.j.martineau@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Poorva Sonparote 2021-11-19 12:41:34 -08:00 committed by David S. Miller
parent 979594c5ff
commit 4f47d5d507
2 changed files with 2 additions and 1 deletions
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1
include/net/ip.h
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@ -783,5 +783,6 @@ int ip_sock_set_mtu_discover(struct sock *sk, int val);
void ip_sock_set_pktinfo(struct sock *sk);
void ip_sock_set_recverr(struct sock *sk);
void ip_sock_set_tos(struct sock *sk, int val);
void __ip_sock_set_tos(struct sock *sk, int val);
#endif /* _IP_H */

2
net/ipv4/ip_sockglue.c
View File

@ -576,7 +576,7 @@ out:
return err;
}
static void __ip_sock_set_tos(struct sock *sk, int val)
void __ip_sock_set_tos(struct sock *sk, int val)
{
if (sk->sk_type == SOCK_STREAM) {
val &= ~INET_ECN_MASK;