tipc: make loop variables local

Author: Richard Alpe

completions/tipc

@@ -16,7 +16,7 @@ _tipc_media() {
 
 _tipc_bearer() {
     local optind=$1
-    local media
+    local media i
 
     if _tipc_media $optind; then
         return
@@ -73,7 +73,7 @@ _tipc_link() {
 
 _tipc()
 {
-    local cur prev words cword optind
+    local cur prev words cword optind i p
     _init_completion || return
 
     optind=1