linux-kernel - [PATCH] staging: gpib: use int instead of u32 to store error codes

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Message-Id: <20250826095907.239992-1-rongqianfeng@vivo.com>
Date: Tue, 26 Aug 2025 17:58:59 +0800
From: Qianfeng Rong <rongqianfeng@...o.com>
To: Dave Penkler <dpenkler@...il.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Michael Rubin <matchstick@...erthere.org>,
	Dan Carpenter <dan.carpenter@...aro.org>,
	Arnd Bergmann <arnd@...db.de>,
	linux-staging@...ts.linux.dev,
	linux-kernel@...r.kernel.org
Cc: Qianfeng Rong <rongqianfeng@...o.com>
Subject: [PATCH] staging: gpib: use int instead of u32 to store error codes

Use int instead of size_t for 'ret' variable to store negative error codes
returned by bb_write().

Signed-off-by: Qianfeng Rong <rongqianfeng@...o.com>
---
 drivers/staging/gpib/gpio/gpib_bitbang.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/gpib/gpio/gpib_bitbang.c b/drivers/staging/gpib/gpio/gpib_bitbang.c
index 22a55f3f794d..374cd61355e9 100644
--- a/drivers/staging/gpib/gpio/gpib_bitbang.c
+++ b/drivers/staging/gpib/gpio/gpib_bitbang.c
@@ -726,7 +726,7 @@ static irqreturn_t bb_SRQ_interrupt(int irq, void *arg)
 static int bb_command(struct gpib_board *board, u8 *buffer,
 		      size_t length, size_t *bytes_written)
 {
-	size_t ret;
+	int ret;
 	struct bb_priv *priv = board->private_data;
 	int i;
 
-- 
2.34.1