linux-kernel - [PATCH 5.4 155/340] spi: atmel: Put allocated master before return

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Message-Id: <20210301161055.943982856@linuxfoundation.org>
Date:   Mon,  1 Mar 2021 17:11:39 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Pan Bian <bianpan2016@....com>,
        Tudor Ambarus <tudor.ambarus@...rochip.com>,
        Mark Brown <broonie@...nel.org>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 5.4 155/340] spi: atmel: Put allocated master before return

From: Pan Bian <bianpan2016@....com>

[ Upstream commit 21ea2743f015dbacec1831bdc8afc848db9c2b8c ]

The allocated master is not released. Goto error handling label rather
than directly return.

Fixes: 5e9af37e46bc ("spi: atmel: introduce probe deferring")
Signed-off-by: Pan Bian <bianpan2016@....com>
Fixes: 5e9af37e46bc ("spi: atmel: introduce probe deferring")
Reviewed-by: Tudor Ambarus <tudor.ambarus@...rochip.com>
Link: https://lore.kernel.org/r/20210120050025.25426-1-bianpan2016@163.com
Signed-off-by: Mark Brown <broonie@...nel.org>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/spi/spi-atmel.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/spi/spi-atmel.c b/drivers/spi/spi-atmel.c
index abbc1582f457e..d9711ea5b01d3 100644
--- a/drivers/spi/spi-atmel.c
+++ b/drivers/spi/spi-atmel.c
@@ -1569,7 +1569,7 @@ static int atmel_spi_probe(struct platform_device *pdev)
 		if (ret == 0) {
 			as->use_dma = true;
 		} else if (ret == -EPROBE_DEFER) {
-			return ret;
+			goto out_unmap_regs;
 		}
 	} else if (as->caps.has_pdc_support) {
 		as->use_pdc = true;
-- 
2.27.0