Fix leak of $arg from hcitool and cryptsetup completions.

contrib/bluez

@@ -30,7 +30,7 @@ _bluetooth_packet_types()
 
 _hcitool()
 {
-    local cur prev split=false
+    local cur prev split=false arg
 
     COMPREPLY=()
     cur=`_get_cword`

contrib/cryptsetup

@@ -15,7 +15,7 @@ _cryptsetup_device()
 have cryptsetup &&
 _cryptsetup()
 {
-    local cur prev
+    local cur prev arg
     COMPREPLY=()
     cur=`_get_cword`
     prev=`_get_pword`

test/completion/cryptsetup.exp

@@ -0,0 +1 @@
+assert_source_completions cryptsetup

test/completion/hcitool.exp

@@ -0,0 +1 @@
+assert_source_completions hcitool

test/lib/completions/cryptsetup.exp

@@ -0,0 +1,20 @@
+proc setup {} {
+    save_env
+}; # setup()
+
+
+proc teardown {} {
+    assert_env_unmodified
+}; # teardown()
+
+
+setup
+
+
+assert_complete_any "cryptsetup "
+
+
+sync_after_int
+
+
+teardown

test/lib/completions/hcitool.exp

@@ -0,0 +1,20 @@
+proc setup {} {
+    save_env
+}; # setup()
+
+
+proc teardown {} {
+    assert_env_unmodified
+}; # teardown()
+
+
+setup
+
+
+assert_complete_any "hcitool "
+
+
+sync_after_int
+
+
+teardown