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Message-Id: <395df11f5fa7fe852be28ccec8aaa15634386ad1.1244739994.git.keil@b1-systems.de> Date: Wed, 10 Jun 2009 12:52:44 -0700 From: Karsten Keil <keil@...systems.de> To: linux-kernel@...r.kernel.org Cc: netdev@...r.kernel.org, David Miller <davem@...emloft.net>, i4ldeveloper@...tserv.isdn4linux.de Subject: [PATCH 4/6] drivers/isdn/i4l/isdn_tty.c: fix check for array overindexing From: Roel Kluin <roel.kluin@...il.com> The check for overindexing of dev->mdm.info[] has an off-by-one. Signed-off-by: Roel Kluin <roel.kluin@...il.com> Signed-off-by: Andrew Morton <akpm@...ux-foundation.org> Acked-by: Karsten Keil <keil@...systems.de> --- drivers/isdn/i4l/isdn_tty.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/isdn/i4l/isdn_tty.c b/drivers/isdn/i4l/isdn_tty.c index 1a2222c..b4d4522 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")) -- 1.6.0.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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