1 files changed, 4 insertions, 1 deletions
diff --git a/zaptel.c b/zaptel.c
index 1f2bf9a..2ab08f9 100755
--- a/zaptel.c
+++ b/zaptel.c
@@ -3203,7 +3203,10 @@ static int zt_chanandpseudo_ioctl(struct inode *inode, struct file *file, unsign
 			break;
 		case ZT_DIAL_OP_APPEND:
 			if (strlen(tdo.dialstr) + strlen(chan->txdialbuf) >= ZT_MAX_DTMF_BUF)
-				return -EBUSY;
+			   {
+				rv = -EBUSY;
+				break;
+			   }
 			strncpy(chan->txdialbuf + strlen(chan->txdialbuf), tdo.dialstr, ZT_MAX_DTMF_BUF - strlen(chan->txdialbuf));
 			if (!chan->dialing)
 			   {