linux-kernel - [PATCH 1/2] xen-blkfront: free allocated page

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Date:	Fri, 16 Nov 2012 19:26:47 +0100
From:	Roger Pau Monne <roger.pau@...rix.com>
To:	<xen-devel@...ts.xen.org>, <linux-kernel@...r.kernel.org>,
	<konrad.wilk@...cle.com>
CC:	Roger Pau Monne <roger.pau@...rix.com>
Subject: [PATCH 1/2] xen-blkfront: free allocated page

Free the page allocated for the persistent grant.

Signed-off-by: Roger Pau Monné <roger.pau@...rix.com>
---
 drivers/block/xen-blkfront.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c
index f1de806..96e9b00 100644
--- a/drivers/block/xen-blkfront.c
+++ b/drivers/block/xen-blkfront.c
@@ -806,6 +806,7 @@ static void blkif_free(struct blkfront_info *info, int suspend)
 		all_gnts = llist_del_all(&info->persistent_gnts);
 		llist_for_each_entry(persistent_gnt, all_gnts, node) {
 			gnttab_end_foreign_access(persistent_gnt->gref, 0, 0UL);
+			__free_page(pfn_to_page(persistent_gnt->pfn));
 			kfree(persistent_gnt);
 		}
 		info->persistent_gnts_c = 0;
-- 
1.7.7.5 (Apple Git-26)

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