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From:   Grygorii Strashko <grygorii.strashko@ti.com>
To:     "David S. Miller" <davem@davemloft.net>, <netdev@vger.kernel.org>,
        Richard Cochran <richardcochran@gmail.com>,
        Jakub Kicinski <kuba@kernel.org>, Wang Qing <wangqing@vivo.com>
CC:     Sekhar Nori <nsekhar@ti.com>, <linux-kernel@vger.kernel.org>,
        <linux-omap@vger.kernel.org>, Arnd Bergmann <arnd@kernel.org>,
        Grygorii Strashko <grygorii.strashko@ti.com>
Subject: [PATCH v5] net: ethernet: ti: am65-cpts: update ret when ptp_clock is ERROR
Date:   Thu, 12 Nov 2020 18:45:41 +0200
Message-ID: <20201112164541.3223-1-grygorii.strashko@ti.com>
MIME-Version: 1.0
Content-Type: text/plain
Precedence: bulk

From: Wang Qing <wangqing@vivo.com>

We always have to update the value of ret, otherwise the
 error value may be the previous one.

Fixes: f6bd59526ca5 ("net: ethernet: ti: introduce am654 common platform time sync driver")
Signed-off-by: Wang Qing <wangqing@vivo.com>
[grygorii.strashko@ti.com: fix build warn, subj add fixes tag]
Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
Acked-by: Richard Cochran <richardcochran@gmail.com>
---
Hi

I've update patch as requested and added Acked-by from Richard from v1.

v4: https://lore.kernel.org/patchwork/patch/1336771/
v3: https://lore.kernel.org/patchwork/patch/1334871/
v2: https://lore.kernel.org/patchwork/patch/1334549/
v1: https://lore.kernel.org/patchwork/patch/1334067/

 drivers/net/ethernet/ti/am65-cpts.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/ti/am65-cpts.c b/drivers/net/ethernet/ti/am65-cpts.c
index 75056c14b161..5dc60ecabe56 100644
--- a/drivers/net/ethernet/ti/am65-cpts.c
+++ b/drivers/net/ethernet/ti/am65-cpts.c
@@ -1001,8 +1001,7 @@ struct am65_cpts *am65_cpts_create(struct device *dev, void __iomem *regs,
 	if (IS_ERR_OR_NULL(cpts->ptp_clock)) {
 		dev_err(dev, "Failed to register ptp clk %ld\n",
 			PTR_ERR(cpts->ptp_clock));
-		if (!cpts->ptp_clock)
-			ret = -ENODEV;
+		ret = cpts->ptp_clock ? PTR_ERR(cpts->ptp_clock) : -ENODEV;
 		goto refclk_disable;
 	}
 	cpts->phc_index = ptp_clock_index(cpts->ptp_clock);
-- 
2.17.1