diff options
Diffstat (limited to 'apps/app_stack.c')
| -rw-r--r-- | apps/app_stack.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/apps/app_stack.c b/apps/app_stack.c index 92a0e0d74..eae4a1dfd 100644 --- a/apps/app_stack.c +++ b/apps/app_stack.c @@ -373,8 +373,9 @@ static int gosub_exec(struct ast_channel *chan, void *data) /* Create the return address, but don't save it until we know that the Gosub destination exists */ newframe = gosub_allocate_frame(chan->context, chan->exten, chan->priority + 1, args2.argc); - if (!newframe) + if (!newframe) { return -1; + } if (ast_parseable_goto(chan, label)) { ast_log(LOG_ERROR, "Gosub address is invalid: '%s'\n", (char *)data); @@ -382,6 +383,16 @@ static int gosub_exec(struct ast_channel *chan, void *data) return -1; } + if (!ast_exists_extension(chan, chan->context, chan->exten, chan->priority, chan->cid.cid_num)) { + ast_log(LOG_ERROR, "Attempt to reach a non-existent destination for gosub: (Context:%s, Extension:%s, Priority:%d)\n", + chan->context, chan->exten, chan->priority); + ast_copy_string(chan->context, newframe->context, sizeof(chan->context)); + ast_copy_string(chan->exten, newframe->extension, sizeof(chan->exten)); + chan->priority = newframe->priority; + ast_free(newframe); + return -1; + } + /* Now that we know for certain that we're going to a new location, set our arguments */ for (i = 0; i < args2.argc; i++) { snprintf(argname, sizeof(argname), "ARG%d", i + 1); |