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From: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
To: mdf@kernel.org
Cc: trix@redhat.com, linux-fpga@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
Subject: [PATCH] fpga: machxo2-spi: Fix missing error code in machxo2_write_complete()
Date: Fri, 13 Aug 2021 14:40:42 +0800	[thread overview]
Message-ID: <1628836842-82107-1-git-send-email-jiapeng.chong@linux.alibaba.com> (raw)

The error code is missing in this code scenario, add the error code
'-EINVAL' to the return value 'ret'.

Eliminate the follow smatch warning:

drivers/fpga/machxo2-spi.c:341 machxo2_write_complete() warn: missing
error code 'ret'.

Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Fixes: 88fb3a002330 ("fpga: lattice machxo2: Add Lattice MachXO2
support")
Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
---
 drivers/fpga/machxo2-spi.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/fpga/machxo2-spi.c b/drivers/fpga/machxo2-spi.c
index b4a530a..ea2ec3c 100644
--- a/drivers/fpga/machxo2-spi.c
+++ b/drivers/fpga/machxo2-spi.c
@@ -338,6 +338,7 @@ static int machxo2_write_complete(struct fpga_manager *mgr,
 			break;
 		if (++refreshloop == MACHXO2_MAX_REFRESH_LOOP) {
 			machxo2_cleanup(mgr);
+			ret = -EINVAL;
 			goto fail;
 		}
 	} while (1);
-- 
1.8.3.1


             reply	other threads:[~2021-08-13  6:41 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-13  6:40 Jiapeng Chong [this message]
2021-08-18  2:47 ` [PATCH] fpga: machxo2-spi: Fix missing error code in machxo2_write_complete() Moritz Fischer

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