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Message-ID: <20241031014505.2313035-1-quzicheng@huawei.com>
Date: Thu, 31 Oct 2024 01:45:05 +0000
From: Zicheng Qu <quzicheng@...wei.com>
To: <mazziesaccount@...il.com>, <jic23@...nel.org>, <lars@...afoo.de>,
	<linux-iio@...r.kernel.org>, <linux-kernel@...r.kernel.org>
CC: <tanghui20@...wei.com>, <zhangqiao22@...wei.com>,
	<judy.chenhui@...wei.com>, <quzicheng@...wei.com>
Subject: [PATCH] iio: Fix uninitialized symbol 'ret'

Initialize the variable ret at the time of declaration to prevent it from
being returned without a defined value. Fixes smatch warning:
drivers/iio/industrialio-gts-helper.c:256 gain_to_scaletables() error:
uninitialized symbol 'ret'.

Cc: stable@...r.kernel.org # v6.6+
Fixes: 38416c28e168 ("iio: light: Add gain-time-scale helpers")
Signed-off-by: Zicheng Qu <quzicheng@...wei.com>
---
 drivers/iio/industrialio-gts-helper.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iio/industrialio-gts-helper.c b/drivers/iio/industrialio-gts-helper.c
index 59d7615c0f56..c5dc5b51693d 100644
--- a/drivers/iio/industrialio-gts-helper.c
+++ b/drivers/iio/industrialio-gts-helper.c
@@ -167,7 +167,7 @@ static int iio_gts_gain_cmp(const void *a, const void *b)
 
 static int gain_to_scaletables(struct iio_gts *gts, int **gains, int **scales)
 {
-	int ret, i, j, new_idx, time_idx;
+	int i, j, new_idx, time_idx, ret = 0;
 	int *all_gains;
 	size_t gain_bytes;
 
-- 
2.34.1


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