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Merge pull request #319 from chris5560/for-14.07 

for-14.07: xinetd: socket bind: Invalid argument (errno = 22) when using USERID on ...
This commit is contained in:
sbyx 2014-09-18 11:21:16 +02:00
parent d30fcbe641 2b66b4902d
commit 6d83570028
1 changed files with 42 additions and 0 deletions
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42
net/xinetd/patches/004-ident-bind.patch Normal file
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@ -0,0 +1,42 @@
xinetd: socket bind: Invalid argument (errno = 22) when using USERID on ipv6
Use right size of addresses in bind() call. Also use getpeername addresses when
connecting to ident service to prevent address family mismatch between socket(),
bind() and connect() calls.
Author: Jan Safranek <jsafrane@redhat.com>
Reviewed-By: Adam Tkac <atkac@redhat.com>
#diff -up xinetd-2.3.14/xinetd/ident.c.orig xinetd-2.3.14/xinetd/ident.c
--- a/xinetd/ident.c
+++ b/xinetd/ident.c
@@ -97,7 +98,13 @@ idresult_e log_remote_user( const struct
}
CLEAR( sin_contact );
- sin_remote = *CONN_XADDRESS( SERVER_CONNECTION( serp ) ) ;
+
+ sin_len = sizeof( sin_remote );
+ if ( getpeername( SERVER_FD( serp ), &sin_remote.sa, &sin_len ) == -1 )
+ {
+ msg( LOG_ERR, func, "(%d) getpeername: %m", getpid() ) ;
+ return( IDR_ERROR ) ;
+ }
sin_contact = sin_remote;
memcpy( &sin_bind, &sin_local, sizeof(sin_bind) ) ;
local_port = 0;
@@ -121,7 +128,13 @@ idresult_e log_remote_user( const struct
msg( LOG_ERR, func, "socket creation: %m" ) ;
return( IDR_ERROR ) ;
}
- if ( bind(sd, &sin_bind.sa, sizeof(sin_bind.sa)) == -1 )
+
+ if ( sin_bind.sa.sa_family == AF_INET )
+ sin_len = sizeof( sin_bind.sa_in ) ;
+ else
+ sin_len = sizeof( sin_bind.sa_in6 ) ;
+
+ if ( bind(sd, &sin_bind.sa, sin_len) == -1 )
{
msg( LOG_ERR, func, "socket bind: %m" ) ;
(void) Sclose( sd ) ;