libata: ensure NCQ error result taskfile is fully initialized
before returning it via qc->result_tf.
Cc: stable@kernel.org
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index 9e18cc9..228740f 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -1628,6 +1628,7 @@
}
/* 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 "