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ip.7: Detail EINVAL error for IP_ADD_MEMBERSHIP socket option 

In response to:
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=216092

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
Reported-by: Christian Grigis <glove@earthling.net>
This commit is contained in:
Michael Kerrisk 2008-10-28 12:44:03 -05:00
parent 213bea670e
commit 6dd5c68a3d
1 changed files with 7 additions and 2 deletions
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9
man7/ip.7
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@ -6,7 +6,7 @@
.\" and in case of nontrivial modification author and date
.\" of the modification is added to the header.
.\" $Id: ip.7,v 1.19 2000/12/20 18:10:31 ak Exp $
.TH IP 7 2008-08-08 "Linux" "Linux Programmer's Manual"
.TH IP 7 2008-10-28 "Linux" "Linux Programmer's Manual"
.SH NAME
ip \- Linux IPv4 protocol implementation
.SH SYNOPSIS
@ -648,7 +648,12 @@ struct ip_mreqn {
.I imr_multiaddr
contains the address of the multicast group the application
wants to join or leave.
It must be a valid multicast address.
It must be a valid multicast address
.\" (i.e., within the 224.0.0.0-239.255.255.255 range)
(or
.BR setsockopt (2)
fails with the error
.BR EINVAL ).
.I imr_address
is the address of the local interface with which the system
should join the multicast