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author | Niklas Söderlund <niklas.soderlund@corigine.com> | 2021-08-06 14:28:55 +0200 |
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committer | Andrii Nakryiko <andrii@kernel.org> | 2021-08-07 01:53:27 +0200 |
commit | f4700a62c27161e364f66fdce527e8b04083c444 (patch) | |
tree | ec35f978264435c6b5690e857b4ae485621039c7 /samples | |
parent | samples/bpf: xdpsock: Make the sample more useful outside the tree (diff) | |
download | linux-f4700a62c27161e364f66fdce527e8b04083c444.tar.xz linux-f4700a62c27161e364f66fdce527e8b04083c444.zip |
samples/bpf: xdpsock: Remove forward declaration of ip_fast_csum()
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 <niklas.soderlund@corigine.com>
Signed-off-by: Simon Horman <simon.horman@corigine.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Reviewed-by: Louis Peens <louis.peens@corigine.com>
Link: https://lore.kernel.org/bpf/20210806122855.26115-3-simon.horman@corigine.com
Diffstat (limited to 'samples')
-rw-r--r-- | samples/bpf/xdpsock_user.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/samples/bpf/xdpsock_user.c b/samples/bpf/xdpsock_user.c index 7c56a7a784e1..49d7a6ad7e39 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); } |