netlink: add nl_set_extack_cookie_u32() (f1388ec4) · Commits · 戴 / test

Similar to existing nl_set_extack_cookie_u64(), add new helper nl_set_extack_cookie_u32() which sets extack cookie to a u32 value. Signed-off-by:

include/linux/netlink.h

+9 −0

Original line number	Diff line number	Diff line
		@@ -119,6 +119,15 @@ static inline void nl_set_extack_cookie_u64(struct netlink_ext_ack *extack,
		extack->cookie_len = sizeof(__cookie);
		}

		static inline void nl_set_extack_cookie_u32(struct netlink_ext_ack *extack,
		u32 cookie)
		{
		u32 __cookie = cookie;

		memcpy(extack->cookie, &__cookie, sizeof(__cookie));
		extack->cookie_len = sizeof(__cookie);
		}

		void netlink_kernel_release(struct sock *sk);
		int __netlink_change_ngroups(struct sock *sk, unsigned int groups);
		int netlink_change_ngroups(struct sock *sk, unsigned int groups);