From: Stephen Rothwell <sfr@canb.auug.org.au>
To: Linus Torvlads <torvalds@transmeta.com>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>,
Thomas Hood <jdthood@mail.com>,
linux-kernel@vger.kernel.org
Subject: [PATCH] Stop APM readers from responding to events
Date: Thu, 1 Nov 2001 01:29:00 +1100 [thread overview]
Message-ID: <20011101012900.1a2f3287.sfr@canb.auug.org.au> (raw)
Hi Linus,
This is just a small patch, but fills a hole. Thanks to Thomas Hood for a
patch.
Alan, This will also apply to 2.4.13-ac5.
--
Cheers,
Stephen Rothwell sfr@canb.auug.org.au
http://www.canb.auug.org.au/~sfr/
diff -ruN 2.4.14-pre5/arch/i386/kernel/apm.c 2.4.14-pre5-APM.1/arch/i386/kernel/apm.c
--- 2.4.14-pre5/arch/i386/kernel/apm.c Wed Oct 24 16:12:20 2001
+++ 2.4.14-pre5-APM.1/arch/i386/kernel/apm.c Thu Nov 1 01:09:48 2001
@@ -1471,7 +1471,7 @@
as = filp->private_data;
if (check_apm_user(as, "ioctl"))
return -EIO;
- if (!as->suser)
+ if ((!as->suser) || (!as->writer))
return -EPERM;
switch (cmd) {
case APM_IOC_STANDBY:
next reply other threads:[~2001-11-01 0:01 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-10-31 14:29 Stephen Rothwell [this message]
2001-11-01 0:50 ` David Weinehall
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