From: Mark Lord <kernel@teksavvy.com>
To: Linux Kernel <linux-kernel@vger.kernel.org>,
Jarod Wilson <jarod@wilsonet.com>,
Greg Kroah-Hartman <greg@kroah.com>
Subject: Re: PATCH: drivers/staging/lirc/lirc_serial.c: use IS_ERR()
Date: Tue, 08 Feb 2011 16:34:39 -0500 [thread overview]
Message-ID: <4D51B6EF.5000409@teksavvy.com> (raw)
In-Reply-To: <4D4F0701.5060602@teksavvy.com>
[-- Attachment #1: Type: text/plain, Size: 831 bytes --]
On 11-02-06 03:39 PM, Mark Lord wrote:
> The lirc_serial.c module has never worked with ordinary homebrew
> serial blaster hardware, and leaks memory when this is attempted.
>
> Fix it by replacing incorrect usage of PTR_ERR() with IS_ERR().
> (patch is inline and also attached to bypass mailer issues).
>
> Signed-off-by: Mark Lord <mlord@pobox.com>
>
> --- linux-2.6.37/drivers/staging/lirc/lirc_serial.c 2011-01-04
> 19:50:19.000000000 -0500
> +++ linux/drivers/staging/lirc/lirc_serial.c 2011-02-06 15:33:49.854453928 -0500
> @@ -966,7 +966,7 @@
> if (n % sizeof(int) || count % 2 == 0)
> return -EINVAL;
> wbuf = memdup_user(buf, n);
> - if (PTR_ERR(wbuf))
> + if (IS_ERR(wbuf))
> return PTR_ERR(wbuf);
> spin_lock_irqsave(&hardware[type].lock, flags);
> if (type == LIRC_IRDEO) {
Anyone out there?
Greg?
[-- Attachment #2: lirc_serial_fix.patch --]
[-- Type: text/x-patch, Size: 428 bytes --]
--- linux-2.6.37/drivers/staging/lirc/lirc_serial.c.orig 2011-01-04 19:50:19.000000000 -0500
+++ linux/drivers/staging/lirc/lirc_serial.c 2011-02-06 15:33:49.854453928 -0500
@@ -966,7 +966,7 @@
if (n % sizeof(int) || count % 2 == 0)
return -EINVAL;
wbuf = memdup_user(buf, n);
- if (PTR_ERR(wbuf))
+ if (IS_ERR(wbuf))
return PTR_ERR(wbuf);
spin_lock_irqsave(&hardware[type].lock, flags);
if (type == LIRC_IRDEO) {
next prev parent reply other threads:[~2011-02-08 21:34 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-06 20:39 PATCH: drivers/staging/lirc/lirc_serial.c: use IS_ERR() Mark Lord
2011-02-08 21:34 ` Mark Lord [this message]
2011-02-09 19:52 ` Greg KH
2011-02-09 19:54 ` Greg KH
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