diff options
-rwxr-xr-x | apps/app_festival.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/apps/app_festival.c b/apps/app_festival.c index 56976c50c..d9b2f46f2 100755 --- a/apps/app_festival.c +++ b/apps/app_festival.c @@ -170,7 +170,7 @@ static int send_waveform_to_channel(struct ast_channel *chan, char *waveform, in } if (f->frametype == AST_FRAME_DTMF) { ast_log(LOG_DEBUG, "User pressed a key\n"); - if (strchr(intkeys, f->subclass)) { + if (intkeys && strchr(intkeys, f->subclass)) { res = f->subclass; ast_frfree(f); break; |