new helper: memcpy_to_msg()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 97dc5f8..d048347 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -2692,6 +2692,11 @@
return memcpy_fromiovec(data, msg->msg_iov, len);
}
+static inline int memcpy_to_msg(struct msghdr *msg, void *data, int len)
+{
+ return memcpy_toiovec(msg->msg_iov, data, len);
+}
+
struct skb_checksum_ops {
__wsum (*update)(const void *mem, int len, __wsum wsum);
__wsum (*combine)(__wsum csum, __wsum csum2, int offset, int len);