From: Damien Le Moal <damien.lemoal@wdc.com>
Date: Wed, 9 May 2018 00:28:09 +0000 (+0900)
Subject: libata: Fix ata_err_string()
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=54fb131b325c663b368b2be150f6875124df1d76;p=linux.git

libata: Fix ata_err_string()

Add proper error string output for ATA_ERR_NCQ and ATA_ERR_NODEV_HINT
instead of returning "unknown error".

Signed-off-by: Damien Le Moal <damien.lemoal@wdc.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
---

diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index 6c9d3fc5212f4..e85ab60b462c7 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -1483,6 +1483,10 @@ static const char *ata_err_string(unsigned int err_mask)
 		return "invalid argument";
 	if (err_mask & AC_ERR_DEV)
 		return "device error";
+	if (err_mask & AC_ERR_NCQ)
+		return "NCQ error";
+	if (err_mask & AC_ERR_NODEV_HINT)
+		return "Polling detection error";
 	return "unknown error";
 }