linux-kernel - [PATCH] gpio: mcp23s08: Use seq_putc() in mcp23s08_dbg

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Date:   Mon, 8 May 2017 12:50:13 +0200
From:   SF Markus Elfring <elfring@...rs.sourceforge.net>
To:     linux-gpio@...r.kernel.org, Alexandre Courbot <gnurou@...il.com>,
        Linus Walleij <linus.walleij@...aro.org>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        kernel-janitors@...r.kernel.org
Subject: [PATCH] gpio: mcp23s08: Use seq_putc() in mcp23s08_dbg_show()

From: Markus Elfring <elfring@...rs.sourceforge.net>
Date: Mon, 8 May 2017 12:44:36 +0200

A single character (line break) should be put into a sequence.
Thus use the corresponding function "seq_putc".

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@...rs.sourceforge.net>
---
 drivers/gpio/gpio-mcp23s08.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpio/gpio-mcp23s08.c b/drivers/gpio/gpio-mcp23s08.c
index 2a57d024481d..51dff7e95a9e 100644
--- a/drivers/gpio/gpio-mcp23s08.c
+++ b/drivers/gpio/gpio-mcp23s08.c
@@ -519,7 +519,7 @@ static void mcp23s08_dbg_show(struct seq_file *s, struct gpio_chip *chip)
 			(mcp->cache[MCP_GPIO] & mask) ? "hi" : "lo",
 			(mcp->cache[MCP_GPPU] & mask) ? "up" : "  ");
 		/* NOTE:  ignoring the irq-related registers */
-		seq_puts(s, "\n");
+		seq_putc(s, '\n');
 	}
 done:
 	mutex_unlock(&mcp->lock);
-- 
2.12.2