netlink: Rename netlink_capable netlink_allowed

[ Upstream commit 5187cd055b6e81fc6526109456f8b20623148d5f ]

netlink_capable is a static internal function in af_netlink.c and we
have better uses for the name netlink_capable.

Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Jiri Slaby <jslaby@suse.cz>

diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index 613563555515a21fd2bfb12915a043a458dc6839..70629017eae3d71c2246a35747c885e0e447d7c6 100644 (file)
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -1352,7 +1352,7 @@ retry:
        return err;
 }
 
-static inline int netlink_capable(const struct socket *sock, unsigned int flag)
+static inline int netlink_allowed(const struct socket *sock, unsigned int flag)
 {
        return (nl_table[sock->sk->sk_protocol].flags & flag) ||
                ns_capable(sock_net(sock->sk)->user_ns, CAP_NET_ADMIN);
@@ -1420,7 +1420,7 @@ static int netlink_bind(struct socket *sock, struct sockaddr *addr,
 
        /* Only superuser is allowed to listen multicasts */
        if (nladdr->nl_groups) {
-               if (!netlink_capable(sock, NL_CFG_F_NONROOT_RECV))
+               if (!netlink_allowed(sock, NL_CFG_F_NONROOT_RECV))
                        return -EPERM;
                err = netlink_realloc_groups(sk);
                if (err)
@@ -1482,7 +1482,7 @@ static int netlink_connect(struct socket *sock, struct sockaddr *addr,
                return -EINVAL;
 
        /* Only superuser is allowed to send multicasts */
-       if (nladdr->nl_groups && !netlink_capable(sock, NL_CFG_F_NONROOT_SEND))
+       if (nladdr->nl_groups && !netlink_allowed(sock, NL_CFG_F_NONROOT_SEND))
                return -EPERM;
 
        if (!nlk->portid)
@@ -2088,7 +2088,7 @@ static int netlink_setsockopt(struct socket *sock, int level, int optname,
                break;
        case NETLINK_ADD_MEMBERSHIP:
        case NETLINK_DROP_MEMBERSHIP: {
-               if (!netlink_capable(sock, NL_CFG_F_NONROOT_RECV))
+               if (!netlink_allowed(sock, NL_CFG_F_NONROOT_RECV))
                        return -EPERM;
                err = netlink_realloc_groups(sk);
                if (err)
@@ -2239,7 +2239,7 @@ static int netlink_sendmsg(struct kiocb *kiocb, struct socket *sock,
                dst_group = ffs(addr->nl_groups);
                err =  -EPERM;
                if ((dst_group || dst_portid) &&
-                   !netlink_capable(sock, NL_CFG_F_NONROOT_SEND))
+                   !netlink_allowed(sock, NL_CFG_F_NONROOT_SEND))
                        goto out;
        } else {
                dst_portid = nlk->dst_portid;