don't return -1 if user enters nothing (bug #3042)

git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/v1-0@4499 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/apps/app_read.c b/apps/app_read.c
index 988ef8009e54b32bbc1312eca09416c5d9e6a7fb..e915138457fcf064ec369ea59890e8ffc75f111d 100755 (executable)
--- a/apps/app_read.c
+++ b/apps/app_read.c
@@ -106,8 +106,9 @@ static int read_exec(struct ast_channel *chan, void *data)
                if (res > -1) {
                        pbx_builtin_setvar_helper(chan, varname, tmp);
                        ast_verbose(VERBOSE_PREFIX_3 "User entered '%s'\n", tmp);
+                       res = 0;
                } else {
-                       ast_verbose(VERBOSE_PREFIX_3 "User entered nothing\n");
+                       ast_verbose(VERBOSE_PREFIX_3 "User disconnected\n");
                }
        }
        LOCAL_USER_REMOVE(u);