From: Luca Boccassi <bluca@debian.org>
Date: Sat, 30 Dec 2017 10:31:16 +0000 (+0100)
Subject: man: ip-address: document 15-char limit for LABEL
X-Git-Tag: v4.15.0~48
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fe2ab15d2c9542ffd86de1d6ebe1ea5163489aa8;p=thirdparty%2Fiproute2.git

man: ip-address: document 15-char limit for LABEL

Trying to set a label longer than 15 characters returns an error:
 RTNETLINK answers: Numerical result out of range

Document the limit in the manpage.

Originally reported as a Debian bug:

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=661886

Reported-by: Gabor Kiss <kissg@ssg.ki.iif.hu>
Signed-off-by: Luca Boccassi <bluca@debian.org>
Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
---

diff --git a/man/man8/ip-address.8.in b/man/man8/ip-address.8.in
index eaa179c6d..7ebf0bc98 100644
--- a/man/man8/ip-address.8.in
+++ b/man/man8/ip-address.8.in
@@ -190,6 +190,7 @@ Each address may be tagged with a label string.
 In order to preserve compatibility with Linux-2.0 net aliases,
 this string must coincide with the name of the device or must be prefixed
 with the device name followed by colon.
+The maximum allowed total length of label is 15 characters.
 
 .TP
 .BI scope " SCOPE_VALUE"