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authorKarsten Keil <kkeil@suse.de>2006-06-26 20:21:01 +0200
committerLinus Torvalds <torvalds@g5.osdl.org>2006-06-26 12:41:54 -0700
commit916d15445f4ad2a9018e5451760734f36083be77 (patch)
treecd86d73ec501537fc202fbc2f90381b56ea0bc1d /drivers/isdn
parent5fd571cbc13db113bda26c20673e1ec54bfd26b4 (diff)
[PATCH] fix processing of the last byte in isdn_readbchan_tty()
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>
Diffstat (limited to 'drivers/isdn')
-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
}