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[PATCH] fix processing of the last byte in isdn_readbchan_tty()

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The changes in the tty handling contain a bug while accessing
the last byte in the skb. Since special sequence for control of
DTMF and FAX via ttyI* devices handled via this path, these services
do not work anymore.

Signed-off-by: Karsten Keil <kkeil@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Karsten Keil 2006-06-26 20:21:01 +02:00 committed by Linus Torvalds
parent 5fd571cbc1
commit 916d15445f
1 changed files with 1 additions and 1 deletions
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2
drivers/isdn/i4l/isdn_common.c
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@ -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
}