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-rw-r--r--drivers/isdn/i4l/isdn_common.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/isdn/i4l/isdn_common.c b/drivers/isdn/i4l/isdn_common.c
index 81accdf35168..b26e509ec759 100644
--- a/drivers/isdn/i4l/isdn_common.c
+++ b/drivers/isdn/i4l/isdn_common.c
@@ -933,7 +933,7 @@ isdn_readbchan_tty(int di, int channel, struct tty_struct *tty, int cisco_hack)
count_put = count_pull;
if(count_put > 1)
tty_insert_flip_string(tty, skb->data, count_put - 1);
- last = skb->data[count_put] - 1;
+ last = skb->data[count_put - 1];
len -= count_put;
#ifdef CONFIG_ISDN_AUDIO
}