linux-kernel - [PATCH] vfio: Fix free in dma mapping error path

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Message-ID: <20110429220534.10316.63083.stgit@s20.home>
Date:	Fri, 29 Apr 2011 16:05:54 -0600
From:	Alex Williamson <alex.williamson@...hat.com>
To:	pugs@...e.org
Cc:	alex.williamson@...hat.com, linux-kernel@...r.kernel.org,
	linux-pci@...r.kernel.org, qemu-devel@...gnu.org, chrisw@...hat.com
Subject: [PATCH] vfio: Fix free in dma mapping error path

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

Signed-off-by: Alex Williamson <alex.williamson@...hat.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;
 	}

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