From: Jeff Garzik <jeff@garzik.org>
Date: Fri, 23 Apr 2010 01:59:13 +0000 (-0400)
Subject: libata: ensure NCQ error result taskfile is fully initialized before returning it... 
X-Git-Tag: firefly_0821_release~10186^2~1714
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=00752c01d2ef9c60e043ef01f4af987846815dae;p=firefly-linux-kernel-4.4.55.git

libata: ensure NCQ error result taskfile is fully initialized before returning it via qc->result_tf.

commit a09bf4cd53b8ab000197ef81f15d50f29ecf973c upstream.

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

diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index c85992ba8dff..e30b9e74794b 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -1619,6 +1619,7 @@ void ata_eh_analyze_ncq_error(struct ata_link *link)
 	}
 
 	/* 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 "