From: Denis Bolotin <denis.bolotin@cavium.com>
Date: Mon, 12 Nov 2018 12:50:20 +0200
Subject: qed: Fix PTT leak in qed_drain()
Patch-mainline: v4.20-rc4
Git-commit: 9aaa4e8ba12972d674caeefbc5f88d83235dd697
References: bsc#1104393 FATE#325891 bsc#1104389 FATE#325890

Release PTT before entering error flow.

Signed-off-by: Denis Bolotin <denis.bolotin@cavium.com>
Signed-off-by: Michal Kalderon <michal.kalderon@cavium.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/net/ethernet/qlogic/qed/qed_main.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/net/ethernet/qlogic/qed/qed_main.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_main.c
@@ -1782,9 +1782,9 @@ static int qed_drain(struct qed_dev *cde
 			return -EBUSY;
 		}
 		rc = qed_mcp_drain(hwfn, ptt);
+		qed_ptt_release(hwfn, ptt);
 		if (rc)
 			return rc;
-		qed_ptt_release(hwfn, ptt);
 	}
 
 	return 0;