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* [Qemu-devel] [PATCH] vfio: Fix free in dma mapping error path
@ 2011-04-29 22:05 Alex Williamson
  2011-05-04 19:19 ` Tom Lyon
  0 siblings, 1 reply; 2+ messages in thread
From: Alex Williamson @ 2011-04-29 22:05 UTC (permalink / raw)
  To: pugs; +Cc: chrisw, linux-pci, alex.williamson, linux-kernel, qemu-devel

This is allocated via vmalloc, so needs vfree, not kfree.

Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
---

 drivers/vfio/vfio_dma.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/vfio/vfio_dma.c b/drivers/vfio/vfio_dma.c
index cee1a25..4a488b6 100644
--- a/drivers/vfio/vfio_dma.c
+++ b/drivers/vfio/vfio_dma.c
@@ -322,7 +322,7 @@ int vfio_dma_map_common(struct vfio_listener *listener,
 	if (ret != npage) {
 		printk(KERN_ERR "%s: get_user_pages_fast returns %d, not %d\n",
 			__func__, ret, npage);
-		kfree(pages);
+		vfree(pages);
 		ret = -EFAULT;
 		goto out_lock;
 	}

^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [Qemu-devel] [PATCH] vfio: Fix free in dma mapping error path
  2011-04-29 22:05 [Qemu-devel] [PATCH] vfio: Fix free in dma mapping error path Alex Williamson
@ 2011-05-04 19:19 ` Tom Lyon
  0 siblings, 0 replies; 2+ messages in thread
From: Tom Lyon @ 2011-05-04 19:19 UTC (permalink / raw)
  To: Alex Williamson; +Cc: chrisw, linux-pci, pugs, linux-kernel, qemu-devel

On Friday, April 29, 2011 03:05:54 pm Alex Williamson wrote:
> This is allocated via vmalloc, so needs vfree, not kfree.
> 
> Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
> ---
> 
>  drivers/vfio/vfio_dma.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/drivers/vfio/vfio_dma.c b/drivers/vfio/vfio_dma.c
> index cee1a25..4a488b6 100644
> --- a/drivers/vfio/vfio_dma.c
> +++ b/drivers/vfio/vfio_dma.c
> @@ -322,7 +322,7 @@ int vfio_dma_map_common(struct vfio_listener *listener,
>  	if (ret != npage) {
>  		printk(KERN_ERR "%s: get_user_pages_fast returns %d, not %d\n",
>  			__func__, ret, npage);
> -		kfree(pages);
> +		vfree(pages);
>  		ret = -EFAULT;
>  		goto out_lock;
>  	}
Applied. Thanks.

^ permalink raw reply	[flat|nested] 2+ messages in thread

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