diff options
| author | Miaohe Lin <linmiaohe@huawei.com> | 2020-08-25 08:10:37 -0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-08-25 06:23:59 -0700 |
| commit | fdf1923bf9f7d4d5574187722a247707344eded9 (patch) | |
| tree | 21743c6cfead575fe940e1f8c77c1dd362e9f25a /net/ipv4 | |
| parent | 0ce779a9f50108c26541b54c12a0808ba1be103a (diff) | |
| download | linux-fdf1923bf9f7d4d5574187722a247707344eded9.tar.bz2 | |
net: Remove duplicated midx check against 0
Check midx against 0 is always equal to check midx against sk_bound_dev_if
when sk_bound_dev_if is known not equal to 0 in these case.
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4')
| -rw-r--r-- | net/ipv4/ip_sockglue.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c index d2c223554ff7..ec6036713e2c 100644 --- a/net/ipv4/ip_sockglue.c +++ b/net/ipv4/ip_sockglue.c @@ -1124,8 +1124,7 @@ static int do_ip_setsockopt(struct sock *sk, int level, int optname, dev_put(dev); err = -EINVAL; - if (sk->sk_bound_dev_if && - (!midx || midx != sk->sk_bound_dev_if)) + if (sk->sk_bound_dev_if && midx != sk->sk_bound_dev_if) break; inet->uc_index = ifindex; @@ -1189,7 +1188,7 @@ static int do_ip_setsockopt(struct sock *sk, int level, int optname, err = -EINVAL; if (sk->sk_bound_dev_if && mreq.imr_ifindex != sk->sk_bound_dev_if && - (!midx || midx != sk->sk_bound_dev_if)) + midx != sk->sk_bound_dev_if) break; inet->mc_index = mreq.imr_ifindex; |