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* [PATCH] xen-blkback: really don't leak mode property
@ 2016-07-07  7:38 Jan Beulich
  2016-07-07  9:17 ` Roger Pau Monne
  0 siblings, 1 reply; 3+ messages in thread
From: Jan Beulich @ 2016-07-07  7:38 UTC (permalink / raw)
  To: Roger Pau Monne, Konrad Rzeszutek Wilk; +Cc: xen-devel, linux-kernel

Commit 9d092603cc ("xen-blkback: do not leak mode property") left one
path unfixed; correct this.

Signed-off-by: Jan Beulich <jbeulich@suse.com>
---
 drivers/block/xen-blkback/xenbus.c |    5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

--- 4.7-rc6-xen.orig/drivers/block/xen-blkback/xenbus.c
+++ 4.7-rc6-xen/drivers/block/xen-blkback/xenbus.c
@@ -715,8 +715,11 @@ static void backend_changed(struct xenbu
 
 	/* Front end dir is a number, which is used as the handle. */
 	err = kstrtoul(strrchr(dev->otherend, '/') + 1, 0, &handle);
-	if (err)
+	if (err) {
+		kfree(be->mode);
+		be->mode = NULL;
 		return;
+	}
 
 	be->major = major;
 	be->minor = minor;

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH] xen-blkback: really don't leak mode property
  2016-07-07  7:38 [PATCH] xen-blkback: really don't leak mode property Jan Beulich
@ 2016-07-07  9:17 ` Roger Pau Monne
  2016-07-07 15:33   ` Konrad Rzeszutek Wilk
  0 siblings, 1 reply; 3+ messages in thread
From: Roger Pau Monne @ 2016-07-07  9:17 UTC (permalink / raw)
  To: Jan Beulich; +Cc: Konrad Rzeszutek Wilk, xen-devel, linux-kernel

On Thu, Jul 07, 2016 at 01:38:13AM -0600, Jan Beulich wrote:
> Commit 9d092603cc ("xen-blkback: do not leak mode property") left one
> path unfixed; correct this.
> 
> Signed-off-by: Jan Beulich <jbeulich@suse.com>

Acked-by: Roger Pau Monné <roger.pau@citrix.com>

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH] xen-blkback: really don't leak mode property
  2016-07-07  9:17 ` Roger Pau Monne
@ 2016-07-07 15:33   ` Konrad Rzeszutek Wilk
  0 siblings, 0 replies; 3+ messages in thread
From: Konrad Rzeszutek Wilk @ 2016-07-07 15:33 UTC (permalink / raw)
  To: Roger Pau Monne; +Cc: Jan Beulich, xen-devel, linux-kernel

On Thu, Jul 07, 2016 at 11:17:14AM +0200, Roger Pau Monne wrote:
> On Thu, Jul 07, 2016 at 01:38:13AM -0600, Jan Beulich wrote:
> > Commit 9d092603cc ("xen-blkback: do not leak mode property") left one
> > path unfixed; correct this.
> > 
> > Signed-off-by: Jan Beulich <jbeulich@suse.com>
> 
> Acked-by: Roger Pau Monné <roger.pau@citrix.com>

Queued.

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2016-07-07 15:35 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2016-07-07  7:38 [PATCH] xen-blkback: really don't leak mode property Jan Beulich
2016-07-07  9:17 ` Roger Pau Monne
2016-07-07 15:33   ` Konrad Rzeszutek Wilk

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