Fix segfault on 'ipsec stroke up ]' command

diff --git a/src/libcharon/plugins/stroke/stroke_control.c b/src/libcharon/plugins/stroke/stroke_control.c
index a03aef69709cc653c94300f19ed7b00a18606774..f64421551cccbc718c038bd3584db6f0e26a5293 100644 (file)
--- a/src/libcharon/plugins/stroke/stroke_control.c
+++ b/src/libcharon/plugins/stroke/stroke_control.c
@@ -186,6 +186,11 @@ static void terminate(private_stroke_control_t *this, stroke_msg_t *msg, FILE *o
        }
        else
        {
+               if (!pos)
+               {
+                       DBG1(DBG_CFG, "error parsing string");
+                       return;
+               }
                if (*(pos + 1) == '*')
                {       /* is name[*] */
                        all = TRUE;