mirror of https://lore.kernel.org/lkml/
 help / color / mirror / Atom feed
From: Eric Sesterhenn <eric.sesterhenn@lsexperts.de>
To: linux-kernel@vger.kernel.org
Subject: [Patch] Fix leak in usermode linux
Date: Mon, 12 Oct 2009 15:07:32 +0200	[thread overview]
Message-ID: <4AD32A14.3050408@lsexperts.de> (raw)

hi,

this was spotted by cppcheck, if find_tempdir fails,
we dont free tempname.

Signed-off-by: Eric Sesterhenn <eric.sesterhenn@lsexperts.de>

--- linux/arch/um/os-Linux/mem.c.orig	2009-10-12 15:04:28.000000000 +0200
+++ linux/arch/um/os-Linux/mem.c	2009-10-12 15:04:37.000000000 +0200
@@ -175,7 +175,7 @@ static int __init make_tempfile(const ch

 	find_tempdir();
 	if ((tempdir == NULL) || (strlen(tempdir) >= MAXPATHLEN))
-		return -1;
+		goto out;

 	if (template[0] != '/')
 		strcpy(tempname, tempdir);

-- 
LSE Leading Security Experts GmbH, Postfach 100121, 64201 Darmstadt
Unternehmenssitz: Weiterstadt, Amtsgericht Darmstadt: HRB8649
Geschäftsführer: Oliver Michel, Sven Walther


             reply	other threads:[~2009-10-12 13:08 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-10-12 13:07 Eric Sesterhenn [this message]
2009-10-12 16:10 ` Américo Wang

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=4AD32A14.3050408@lsexperts.de \
    --to=eric.sesterhenn@lsexperts.de \
    --cc=linux-kernel@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

all inboxes | Powered by JetHome®