fix update_known_hosts to create proper initial temp file

diff --git a/src/share/m/update_known_hosts b/src/share/m/update_known_hosts
index a0311186cca972f74d70753332003568447285c3..737666de2d5201c651c878f40f7449636444f570 100644 (file)
--- a/src/share/m/update_known_hosts
+++ b/src/share/m/update_known_hosts
@@ -44,6 +44,8 @@ update_known_hosts() {
 
     trap "lock remove $KNOWN_HOSTS; rm -f $tmpFile" EXIT
 
+    cat "$KNOWN_HOSTS" >"$tmpFile"
+
     for host ; do
        FILE_TYPE='known_hosts' process_keys_for_file "$tmpFile" "ssh://${host}"