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authorDenys Vlasenko <vda.linux@googlemail.com>2018-03-27 23:54:54 +0200
committerDenys Vlasenko <vda.linux@googlemail.com>2018-03-27 23:55:43 +0200
commit46ba2468a3de85076ce92ce8e8cc7a086bac69f0 (patch)
treeae1a4ae876f126e9e158ee4e95f36462aeffbf1c /networking/route.c
parent98592db3231caa905e6d54129c621f3e8e9bbaa3 (diff)
downloadbusybox-46ba2468a3de85076ce92ce8e8cc7a086bac69f0.tar.gz
ioctl(SIOCGIFINDEX) does not require clearing of entire ifr
function old new delta INET6_setroute 492 472 -20 do_iplink 1357 1330 -27 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 0/2 up/down: 0/-47) Total: -47 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'networking/route.c')
-rw-r--r--networking/route.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/networking/route.c b/networking/route.c
index 6edc0f6d7..8387ce1bb 100644
--- a/networking/route.c
+++ b/networking/route.c
@@ -444,7 +444,7 @@ static NOINLINE void INET6_setroute(int action, char **args)
if (devname) {
struct ifreq ifr;
- memset(&ifr, 0, sizeof(ifr));
+ /*memset(&ifr, 0, sizeof(ifr)); - SIOCGIFINDEX does not need to clear all */
strncpy_IFNAMSIZ(ifr.ifr_name, devname);
xioctl(skfd, SIOCGIFINDEX, &ifr);
rt.rtmsg_ifindex = ifr.ifr_ifindex;