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authorRadim Krčmář <rkrcmar@redhat.com>2014-05-27 19:16:20 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-06-26 15:17:35 -0400
commit91ae1220790f101d55b4318fdb6c80cb3840745f (patch)
tree27a24f938a35719a37e40b525f238719ab381ed1
parent856d760ca03d0e1685ea55fe49e858b6402cd396 (diff)
hv: use correct order when freeing monitor_pages
commit a100d88df1e924e5c9678fabf054d1bae7ab74fb upstream. We try to free two pages when only one has been allocated. Cleanup path is unlikely, so I haven't found any trace that would fit, but I hope that free_pages_prepare() does catch it. Signed-off-by: Radim Krčmář <rkrcmar@redhat.com> Reviewed-by: Amos Kong <akong@redhat.com> Acked-by: Jason Wang <jasowang@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/hv/connection.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/hv/connection.c b/drivers/hv/connection.c
index 2e7801af466e..05827eccc53a 100644
--- a/drivers/hv/connection.c
+++ b/drivers/hv/connection.c
@@ -224,8 +224,8 @@ cleanup:
vmbus_connection.int_page = NULL;
}
- free_pages((unsigned long)vmbus_connection.monitor_pages[0], 1);
- free_pages((unsigned long)vmbus_connection.monitor_pages[1], 1);
+ free_pages((unsigned long)vmbus_connection.monitor_pages[0], 0);
+ free_pages((unsigned long)vmbus_connection.monitor_pages[1], 0);
vmbus_connection.monitor_pages[0] = NULL;
vmbus_connection.monitor_pages[1] = NULL;