linux-kernel - [PATCH 4.19 052/421] spi: spi-loopback-test: Fix tx_buf might be rx

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Date:   Mon, 19 Jul 2021 16:47:43 +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, Jay Fang <f.fangjian@...wei.com>,
        Mark Brown <broonie@...nel.org>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 4.19 052/421] spi: spi-loopback-test: Fix tx_buf might be rx_buf

From: Jay Fang <f.fangjian@...wei.com>

[ Upstream commit 9e37a3ab0627011fb63875e9a93094b6fc8ddf48 ]

In function 'spi_test_run_iter': Value 'tx_buf' might be 'rx_buf'.

Signed-off-by: Jay Fang <f.fangjian@...wei.com>
Link: https://lore.kernel.org/r/1620629903-15493-5-git-send-email-f.fangjian@huawei.com
Signed-off-by: Mark Brown <broonie@...nel.org>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/spi/spi-loopback-test.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/spi/spi-loopback-test.c b/drivers/spi/spi-loopback-test.c
index b9a7117b6dce..85d3475915dd 100644
--- a/drivers/spi/spi-loopback-test.c
+++ b/drivers/spi/spi-loopback-test.c
@@ -877,7 +877,7 @@ static int spi_test_run_iter(struct spi_device *spi,
 		test.transfers[i].len = len;
 		if (test.transfers[i].tx_buf)
 			test.transfers[i].tx_buf += tx_off;
-		if (test.transfers[i].tx_buf)
+		if (test.transfers[i].rx_buf)
 			test.transfers[i].rx_buf += rx_off;
 	}
 
-- 
2.30.2