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Date: Thu, 18 Sep 2014 10:31:03 +0200 From: Nicolas Dichtel <nicolas.dichtel@...nd.com> To: pshelar@...ira.com Cc: davem@...emloft.net, dev@...nvswitch.org, netdev@...r.kernel.org, Nicolas Dichtel <nicolas.dichtel@...nd.com> Subject: [PATCH net v2 1/2] genetlink: add function genl_has_listeners() This function is the counterpart of the function netlink_has_listeners(). Signed-off-by: Nicolas Dichtel <nicolas.dichtel@...nd.com> --- v2: add patch 1/2 include/net/genetlink.h | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/include/net/genetlink.h b/include/net/genetlink.h index 93695f0e22a5..af10c2cf8a1d 100644 --- a/include/net/genetlink.h +++ b/include/net/genetlink.h @@ -394,4 +394,12 @@ static inline int genl_set_err(struct genl_family *family, struct net *net, return netlink_set_err(net->genl_sock, portid, group, code); } +static inline int genl_has_listeners(struct genl_family *family, + struct sock *sk, unsigned int group) +{ + if (WARN_ON_ONCE(group >= family->n_mcgrps)) + return -EINVAL; + group = family->mcgrp_offset + group; + return netlink_has_listeners(sk, group); +} #endif /* __NET_GENERIC_NETLINK_H */ -- 2.1.0 -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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