linux-kernel - [06/98] libata: ensure NCQ error result taskfile is fully initialized

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Message-Id: <20100510223534.989331344@kvm.kroah.org>
Date:	Mon, 10 May 2010 15:34:18 -0700
From:	Greg KH <gregkh@...e.de>
To:	linux-kernel@...r.kernel.org, stable@...nel.org
Cc:	stable-review@...nel.org, torvalds@...ux-foundation.org,
	akpm@...ux-foundation.org, alan@...rguk.ukuu.org.uk,
	Jeff Garzik <jgarzik@...hat.com>
Subject: [06/98] libata: ensure NCQ error result taskfile is fully initialized

2.6.32-stable review patch.  If anyone has any objections, please let us know.

------------------
 before returning it via qc->result_tf.

From: Jeff Garzik <jeff@...zik.org>

commit a09bf4cd53b8ab000197ef81f15d50f29ecf973c upstream.

Signed-off-by: Jeff Garzik <jgarzik@...hat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>

---
 drivers/ata/libata-eh.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -1619,6 +1619,7 @@ void ata_eh_analyze_ncq_error(struct ata
 	}
 
 	/* okay, this error is ours */
+	memset(&tf, 0, sizeof(tf));
 	rc = ata_eh_read_log_10h(dev, &tag, &tf);
 	if (rc) {
 		ata_link_printk(link, KERN_ERR, "failed to read log page 10h "


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