From f4700a62c27161e364f66fdce527e8b04083c444 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Niklas=20S=C3=B6derlund?= Date: Fri, 6 Aug 2021 14:28:55 +0200 Subject: [PATCH] samples/bpf: xdpsock: Remove forward declaration of ip_fast_csum() MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit There is a forward declaration of ip_fast_csum() just before its implementation, remove the unneeded forward declaration. While at it mark the implementation as static inline. Signed-off-by: Niklas Söderlund Signed-off-by: Simon Horman Signed-off-by: Andrii Nakryiko Reviewed-by: Louis Peens Link: https://lore.kernel.org/bpf/20210806122855.26115-3-simon.horman@corigine.com --- samples/bpf/xdpsock_user.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/samples/bpf/xdpsock_user.c b/samples/bpf/xdpsock_user.c index 7c56a7a..49d7a6a 100644 --- a/samples/bpf/xdpsock_user.c +++ b/samples/bpf/xdpsock_user.c @@ -651,15 +651,13 @@ out: return result; } -__sum16 ip_fast_csum(const void *iph, unsigned int ihl); - /* * This is a version of ip_compute_csum() optimized for IP headers, * which always checksum on 4 octet boundaries. * This function code has been taken from * Linux kernel lib/checksum.c */ -__sum16 ip_fast_csum(const void *iph, unsigned int ihl) +static inline __sum16 ip_fast_csum(const void *iph, unsigned int ihl) { return (__sum16)~do_csum(iph, ihl * 4); } -- 2.7.4