update-ddns.in: more style updates

1 files changed, 7 insertions, 8 deletions

diff --git a/update-ddns.in b/update-ddns.in
index 72e89a7..7aef624 100644
--- a/update-ddns.in
+++ b/update-ddns.in
@@ -99,9 +99,9 @@ for dnsName in $( \
     updateUrl="${updateUrls[${j}]}"
 
     if [[ "${dnsName}" == *'/'* ]]; then
-      dnsIps="$(
+      dnsIps=$(
         curl ${ipCmdVers[${j}]} "${dnsName}" 2> /dev/null
-      )"
+      )
       ips='1'
       updateIps="${updateIps}"',auto'
       if [ -n "${curlForceIpVer}" ] && [ "${curlForceIpVer}" != "${ipCmdVers[${j}]}" ]; then
@@ -110,27 +110,26 @@ for dnsName in $( \
       fi
       curlForceIpVer="${ipCmdVers[${j}]}"
     else
-      dnsIps="$(
+      dnsIps=$(
         dig $1 "${dnsName}" ${dnsVers[${j}]} | \
           sed '/^;; AUTHORITY SECTION:$/Q' | \
           grep '^[^;]' | \
           grep "\s${dnsVers[${j}]}\s" | \
           awk '{print $5}' | \
           sort -u
-      )"
+      )
 
-      ips="$(
+      ips=$(
         "${ipCmd}" -o ${ipCmdVers[${j}]} addr show scope global | \
           awk '{print $4}' | \
           cut -d/ -f1 | \
           grep -vx "${ignoreIps}" | \
           sort -u
-      )"
+      )
 
       if [ $(echo "${ips}" | grep -c '.') -eq 0 ]; then
         updateIps="${updateIps}"',auto'
-        if [ -n "${curlForceIpVer}" ] && [ "${curlForceIpVer}" != "${ipCmdVers[${j}]}" ]
-        then
+        if [ -n "${curlForceIpVer}" ] && [ "${curlForceIpVer}" != "${ipCmdVers[${j}]}" ]; then
           >&2 echo 'Error: I cannot determine two different ip versions automatically (because Erich didn'"'"'t need it).'
           exit 1
         fi