From 7296216776dbbe5094e218035debe1c0a5a3674a Mon Sep 17 00:00:00 2001 From: Colin Ian King Date: Thu, 30 Aug 2018 15:27:18 +0100 Subject: [PATCH] xdp: remove redundant variable 'headroom' MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Variable 'headroom' is being assigned but is never used hence it is redundant and can be removed. Cleans up clang warning: variable ‘headroom’ set but not used [-Wunused-but-set-variable] Signed-off-by: Colin Ian King Acked-by: Björn Töpel Signed-off-by: Alexei Starovoitov Signed-off-by: Daniel Borkmann --- net/core/xdp.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/net/core/xdp.c b/net/core/xdp.c index 654dbb19707e..4b2b194f4f1f 100644 --- a/net/core/xdp.c +++ b/net/core/xdp.c @@ -412,7 +412,7 @@ EXPORT_SYMBOL_GPL(xdp_attachment_setup); struct xdp_frame *xdp_convert_zc_to_xdp_frame(struct xdp_buff *xdp) { - unsigned int metasize, headroom, totsize; + unsigned int metasize, totsize; void *addr, *data_to_copy; struct xdp_frame *xdpf; struct page *page; @@ -420,7 +420,6 @@ struct xdp_frame *xdp_convert_zc_to_xdp_frame(struct xdp_buff *xdp) /* Clone into a MEM_TYPE_PAGE_ORDER0 xdp_frame. */ metasize = xdp_data_meta_unsupported(xdp) ? 0 : xdp->data - xdp->data_meta; - headroom = xdp->data - xdp->data_hard_start; totsize = xdp->data_end - xdp->data + metasize; if (sizeof(*xdpf) + totsize > PAGE_SIZE) -- GitLab