From: Roel Kluin <roel.kluin@gmail.com>
To: "David S. Miller" <davem@davemloft.net>,
netdev@vger.kernel.org, Andrew Morton <akpm@linux-foundation.org>
Subject: [PATCH] zorro8390: Fix read buffer overflow in zorro8390_init_one()
Date: Sun, 09 Aug 2009 16:00:25 +0200 [thread overview]
Message-ID: <4A7ED679.3020503@gmail.com> (raw)
Prevent read from cards[-1] when no card was found.
Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
---
is ENODEV appropriate here?
diff --git a/drivers/net/zorro8390.c b/drivers/net/zorro8390.c
index 37c84e3..55502e1 100644
--- a/drivers/net/zorro8390.c
+++ b/drivers/net/zorro8390.c
@@ -120,6 +120,9 @@ static int __devinit zorro8390_init_one(struct zorro_dev *z,
for (i = ARRAY_SIZE(cards)-1; i >= 0; i--)
if (z->id == cards[i].id)
break;
+ if (i < 0)
+ return -ENODEV;
+
board = z->resource.start;
ioaddr = board+cards[i].offset;
dev = alloc_ei_netdev();
reply other threads:[~2009-08-09 13:56 UTC|newest]
Thread overview: [no followups] expand[flat|nested] mbox.gz Atom feed
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=4A7ED679.3020503@gmail.com \
--to=roel.kluin@gmail.com \
--cc=akpm@linux-foundation.org \
--cc=davem@davemloft.net \
--cc=netdev@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).