[E1000-devel] [PATCH 5/7] NET: Squelch compiler warning in rtnl_msg_family()

[Chuck L. <chu...@or...>]

include/net/rtnetlink.h: In function ‘rtnl_msg_family’:
include/net/rtnetlink.h:22:21: warning: comparison between signed and
    unsigned integer expressions [-Wsign-compare]

Seen with gcc (GCC) 4.6.3 20120306 (Red Hat 4.6.3-2).

Signed-off-by: Chuck Lever <chu...@or...>
---

 include/net/netlink.h |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/include/net/netlink.h b/include/net/netlink.h
index 27c7ab7..0c46179 100644
--- a/include/net/netlink.h
+++ b/include/net/netlink.h
@@ -285,7 +285,7 @@ static inline void *nlmsg_data(const struct nlmsghdr *nlh)
  * nlmsg_len - length of message payload
  * @nlh: netlink message header
  */
-static inline int nlmsg_len(const struct nlmsghdr *nlh)
+static inline size_t nlmsg_len(const struct nlmsghdr *nlh)
 {
 	return nlh->nlmsg_len - NLMSG_HDRLEN;
 }