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drivers/isdn/i4l/isdn_tty.c: fix check for array overindexing

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The check for overindexing of dev->mdm.info[] has an off-by-one.

Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Acked-by: Karsten Keil <keil@b1-systems.de>
This commit is contained in:
Roel Kluin 2009-06-10 12:52:44 -07:00 committed by Karsten Keil
parent cdae28e1a2
commit 395df11f5f
1 changed files with 1 additions and 1 deletions
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drivers/isdn/i4l/isdn_tty.c
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@ -1592,7 +1592,7 @@ isdn_tty_open(struct tty_struct *tty, struct file *filp)
int retval, line;
line = tty->index;
if (line < 0 || line > ISDN_MAX_CHANNELS)
if (line < 0 || line >= ISDN_MAX_CHANNELS)
return -ENODEV;
info = &dev->mdm.info[line];
if (isdn_tty_paranoia_check(info, tty->name, "isdn_tty_open"))