diff options
| author | Colin Ian King <colin.king@canonical.com> | 2018-08-30 17:27:18 +0300 |
|---|---|---|
| committer | Daniel Borkmann <daniel@iogearbox.net> | 2018-09-01 02:35:53 +0300 |
| commit | 7296216776dbbe5094e218035debe1c0a5a3674a (patch) | |
| tree | 78bf4a6545bb32505923f5ec4f56c1965f5d5642 /net/core/xdp.c | |
| parent | 18baed2684b02f752b5d800bb113e99730e1d24b (diff) | |
| download | linux-7296216776dbbe5094e218035debe1c0a5a3674a.tar.xz | |
xdp: remove redundant variable 'headroom'
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 <colin.king@canonical.com>
Acked-by: Björn Töpel <bjorn.topel@intel.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Diffstat (limited to 'net/core/xdp.c')
| -rw-r--r-- | net/core/xdp.c | 3 |
1 files changed, 1 insertions, 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) |