ds-lite: fix resolve retry for fqdn peeraddrs

If the first resolveip call will fail, peeraddr will be now empty, and
the subsequent resolveip call will try to resolve an empty string.

Fix this by storing the result in a temporary variable.

Signed-off-by: Jonas Gorski <jogo@openwrt.org>
SVN-Revision: 45712

diff --git a/package/network/ipv6/ds-lite/Makefile b/package/network/ipv6/ds-lite/Makefile
index a232a1c58d6aa6845413ae7b5fc9175b007beccb..8c22c46a15c40124debaa2b7337393955b8ac0a8 100644 (file)
--- a/package/network/ipv6/ds-lite/Makefile
+++ b/package/network/ipv6/ds-lite/Makefile
@@ -8,7 +8,7 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=ds-lite
-PKG_VERSION:=6
+PKG_VERSION:=7
 PKG_RELEASE:=1
 PKG_LICENSE:=GPL-2.0
 

diff --git a/package/network/ipv6/ds-lite/files/dslite.sh b/package/network/ipv6/ds-lite/files/dslite.sh
index e849b15b94e0c8fe6c54c28d5a506f01c83e5682..a7e0a10542b856aa640fd438558cfffe524d6c93 100755 (executable)
--- a/package/network/ipv6/ds-lite/files/dslite.sh
+++ b/package/network/ipv6/ds-lite/files/dslite.sh
@@ -13,6 +13,7 @@ proto_dslite_setup() {
        local cfg="$1"
        local iface="$2"
        local link="ds-$cfg"
+       local remoteip6
 
        local mtu ttl peeraddr ip6addr tunlink zone weakif
        json_get_vars mtu ttl peeraddr ip6addr tunlink zone weakif
@@ -25,16 +26,16 @@ proto_dslite_setup() {
 
        ( proto_add_host_dependency "$cfg" "::" "$tunlink" )
 
-       peeraddr=$(resolveip -6 $peeraddr)
-       if [ -z "$peeraddr" ]; then
+       remoteip6=$(resolveip -6 $peeraddr)
+       if [ -z "$remoteip6" ]; then
                sleep 3
-               peeraddr=$(resolveip -6 $peeraddr)
-               if [ -z "$peeraddr" ]; then
+               remoteip6=$(resolveip -6 $peeraddr)
+               if [ -z "$remoteip6" ]; then
                        proto_notify_error "$cfg" "AFTR_DNS_FAIL"
                        return
                fi
        fi
-       peeraddr="${peeraddr%% *}"
+       peeraddr="${remoteip6%% *}"
 
        [ -z "$ip6addr" ] && {
                local wanif="$tunlink"