net: remove kernel_setsockopt (5a892ff2) · Commits · 戴 / test

include/linux/net.h

+0 −2

Original line number	Diff line number	Diff line
		@@ -303,8 +303,6 @@ int kernel_connect(struct socket sock, struct sockaddr addr, int addrlen,
		int flags);
		int kernel_getsockname(struct socket sock, struct sockaddr addr);
		int kernel_getpeername(struct socket sock, struct sockaddr addr);
		int kernel_setsockopt(struct socket sock, int level, int optname, char optval,
		unsigned int optlen);
		int kernel_sendpage(struct socket sock, struct page page, int offset,
		size_t size, int flags);
		int kernel_sendpage_locked(struct sock sk, struct page page, int offset,

+0 −31

Original line number	Diff line number	Diff line
		@@ -3624,37 +3624,6 @@ int kernel_getpeername(struct socket sock, struct sockaddr addr)
		}
		EXPORT_SYMBOL(kernel_getpeername);

		/**
		* kernel_setsockopt - set a socket option (kernel space)
		* @sock: socket
		* @level: API level (SOL_SOCKET, ...)
		* @optname: option tag
		* @optval: option value
		* @optlen: option length
		*
		* Returns 0 or an error.
		*/

		int kernel_setsockopt(struct socket *sock, int level, int optname,
		char *optval, unsigned int optlen)
		{
		mm_segment_t oldfs = get_fs();
		char __user *uoptval;
		int err;

		uoptval = (char __user __force *) optval;

		set_fs(KERNEL_DS);
		if (level == SOL_SOCKET)
		err = sock_setsockopt(sock, level, optname, uoptval, optlen);
		else
		err = sock->ops->setsockopt(sock, level, optname, uoptval,
		optlen);
		set_fs(oldfs);
		return err;
		}
		EXPORT_SYMBOL(kernel_setsockopt);

		/**
		* kernel_sendpage - send a &page through a socket (kernel space)
		* @sock: socket