[PATCH 1/2] iproute: codeshrink netlink message length check
Natanael Copa
ncopa at alpinelinux.org
Tue Feb 4 12:19:53 UTC 2020
On Wed, 13 Nov 2019 18:55:09 +0100
Bernhard Reutner-Fischer <rep.dot.nop at gmail.com> wrote:
> On 12 November 2019 12:04:24 CET, Natanael Copa <ncopa at alpinelinux.org> wrote:
> >reduce size by de-duplicate netlink message length check
> >
> >function old new
> >delta
> >check_nlmsg_len - 22
> >+22
> >print_route 1901 1893
> >-8
> >print_neigh 1082 1073
> >-9
> >iproute_get 889 880
> >-9
> >.rodata 139741 139723
> >-18
> >------------------------------------------------------------------------------
> >(add/remove: 1/0 grow/shrink: 0/4 up/down: 22/-44) Total:
> >-22
> >bytes
> > text data bss dec hex filename
> > 876539 15636 2080 894255 da52f busybox_old
> > 876517 15636 2080 894233 da519 busybox_unstripped
> >---
> > networking/libiproute/ip_common.h | 1 +
> > networking/libiproute/ipneigh.c | 4 +---
> > networking/libiproute/iproute.c | 14 +++++++++-----
> > 3 files changed, 11 insertions(+), 8 deletions(-)
> >
> >diff --git a/networking/libiproute/ip_common.h
> >b/networking/libiproute/ip_common.h
> >index 40171bed9..9f7f927c7 100644
> >--- a/networking/libiproute/ip_common.h
> >+++ b/networking/libiproute/ip_common.h
> >@@ -30,6 +30,7 @@ int FAST_FUNC do_iplink(char **argv);
> > //int FAST_FUNC do_ipmonitor(char **argv);
> > //int FAST_FUNC do_multiaddr(char **argv);
> > //int FAST_FUNC do_multiroute(char **argv);
> >+int FAST_FUNC check_nlmsg_len(int len);
>
> void ?
Yes, of course, it should be void.
Thanks!
-nc
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