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authorRoel Kluin <roel.kluin@gmail.com>2009-06-10 23:52:44 +0400
committerKarsten Keil <keil@b1-systems.de>2009-06-11 21:05:10 +0400
commit395df11f5fa7fe852be28ccec8aaa15634386ad1 (patch)
tree6d6fcd36173e73d0ca8d6aebc7a7942de2959dcb /drivers/isdn
parentcdae28e1a28f26c765c5882a48b9fd4a5b9ce91c (diff)
downloadlinux-395df11f5fa7fe852be28ccec8aaa15634386ad1.tar.xz
drivers/isdn/i4l/isdn_tty.c: fix check for array overindexing
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>
Diffstat (limited to 'drivers/isdn')
-rw-r--r--drivers/isdn/i4l/isdn_tty.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/isdn/i4l/isdn_tty.c b/drivers/isdn/i4l/isdn_tty.c
index 1a2222cbb805..b4d4522e5071 100644
--- a/drivers/isdn/i4l/isdn_tty.c
+++ b/drivers/isdn/i4l/isdn_tty.c
@@ -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"))