From: Eric Sesterhenn <snakebyte@gmx.de>
To: linux-kernel@vger.kernel.org
Cc: netwiz@crc.id.au
Subject: [Patch] Dereference in drivers/usb/misc/adutux.c
Date: Thu, 05 Oct 2006 12:01:29 +0200 [thread overview]
Message-ID: <1160042489.3101.2.camel@alice> (raw)
hi,
in two of the error cases, dev is still NULL,
and we dereference it. Spotted by coverity (cid#1428, 1429)
Signed-off-by: Eric Sesterhenn <snakebyte@gmx.de>
--- linux-2.6.19-rc1/drivers/usb/misc/adutux.c.orig 2006-10-05 11:57:52.000000000 +0200
+++ linux-2.6.19-rc1/drivers/usb/misc/adutux.c 2006-10-05 11:58:19.000000000 +0200
@@ -370,7 +370,8 @@ static int adu_release(struct inode *ino
retval = adu_release_internal(dev);
exit:
- up(&dev->sem);
+ if(dev)
+ up(&dev->sem);
dbg(2," %s : leave, return value %d", __FUNCTION__, retval);
return retval;
}
next reply other threads:[~2006-10-05 10:01 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-10-05 10:01 Eric Sesterhenn [this message]
2006-10-05 15:21 ` [Patch] Dereference in drivers/usb/misc/adutux.c Randy Dunlap
2006-10-05 22:09 ` Eric Sesterhenn
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=1160042489.3101.2.camel@alice \
--to=snakebyte@gmx.de \
--cc=linux-kernel@vger.kernel.org \
--cc=netwiz@crc.id.au \
/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