linux-kernel - [PATCH 4.16 05/48] be2net: Fix error detection logic for BE3

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Date:   Sat,  9 Jun 2018 17:29:17 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Suresh Reddy <suresh.reddy@...adcom.com>,
        "David S. Miller" <davem@...emloft.net>
Subject: [PATCH 4.16 05/48] be2net: Fix error detection logic for BE3

4.16-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Suresh Reddy <suresh.reddy@...adcom.com>

[ Upstream commit d2c2725c2cdbcc108a191f50953d31c7b6556761 ]

Check for 0xE00 (RECOVERABLE_ERR) along with ARMFW UE (0x0)
in be_detect_error() to know whether the error is valid error or not

Fixes: 673c96e5a ("be2net: Fix UE detection logic for BE3")
Signed-off-by: Suresh Reddy <suresh.reddy@...adcom.com>
Signed-off-by: David S. Miller <davem@...emloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 drivers/net/ethernet/emulex/benet/be_main.c |    4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

--- a/drivers/net/ethernet/emulex/benet/be_main.c
+++ b/drivers/net/ethernet/emulex/benet/be_main.c
@@ -3309,7 +3309,9 @@ void be_detect_error(struct be_adapter *
 				if ((val & POST_STAGE_FAT_LOG_START)
 				     != POST_STAGE_FAT_LOG_START &&
 				    (val & POST_STAGE_ARMFW_UE)
-				     != POST_STAGE_ARMFW_UE)
+				     != POST_STAGE_ARMFW_UE &&
+				    (val & POST_STAGE_RECOVERABLE_ERR)
+				     != POST_STAGE_RECOVERABLE_ERR)
 					return;
 			}