Only split up extension and context if a value exists. (issue #8332 reported by loloski)

git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@47437 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/apps/app_chanspy.c b/apps/app_chanspy.c
index 2d6b8e2ff30b1f2c8850a1da1da1a1f7704c3008..cf1e4759d2e9debd6b86b5f0027af1f6ec1cba01 100644 (file)
--- a/apps/app_chanspy.c
+++ b/apps/app_chanspy.c
@@ -658,7 +658,8 @@ static int extenspy_exec(struct ast_channel *chan, void *data)
 
        if ((argc = ast_app_separate_args(data, '|', argv, sizeof(argv) / sizeof(argv[0])))) {
                context = argv[0];
-               exten = strsep(&context, "@");
+               if (!ast_strlen_zero(argv[0]))
+                       exten = strsep(&context, "@");
                if (ast_strlen_zero(context))
                        context = ast_strdupa(chan->context);
                if (argc > 1)