From: Andrew Morton <akpm@linux-foundation.org>

Fix this:

drivers/ata/sata_nv.c:2260: error: too few arguments to function 'ap->ops->scr_read'

Is this right?

Cc: Kuan Luo <kluo@nvidia.com>
Cc: Peer Chen <pchen@nvidia.com>
Cc: Zoltan Boszormenyi <zboszor@dunaweb.hu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 drivers/ata/sata_nv.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff -puN drivers/ata/sata_nv.c~ata-add-the-sw-ncq-support-to-sata_nv-for-mcp51-mcp55-mcp61-fix drivers/ata/sata_nv.c
--- a/drivers/ata/sata_nv.c~ata-add-the-sw-ncq-support-to-sata_nv-for-mcp51-mcp55-mcp61-fix
+++ a/drivers/ata/sata_nv.c
@@ -2256,7 +2256,8 @@ static void nv_swncq_host_interrupt(stru
 	if (!pp->qc_active)
 		return;
 
-	serror = ap->ops->scr_read(ap, SCR_ERROR);
+	if (ap->ops->scr_read(ap, SCR_ERROR, &serror))
+		return;
 	ap->ops->scr_write(ap, SCR_ERROR, serror);
 
 	if (ata_stat & ATA_ERR) {
_