linux-kernel - [PATCH] serial: 8250_bcm7271: use NULL to initialized a null pointer

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Message-Id: <20210719095533.14017-1-colin.king@canonical.com>
Date:   Mon, 19 Jul 2021 10:55:33 +0100
From:   Colin King <colin.king@...onical.com>
To:     Al Cooper <alcooperx@...il.com>, Jiri Slaby <jirislaby@...nel.org>,
        linux-serial@...r.kernel.org, bcm-kernel-feedback-list@...adcom.com
Cc:     kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] serial: 8250_bcm7271: use NULL to initialized a null pointer

From: Colin Ian King <colin.king@...onical.com>

Pointer membase is currently being in initialized with zero rather
than NULL. Fix this.

Signed-off-by: Colin Ian King <colin.king@...onical.com>
---
 drivers/tty/serial/8250/8250_bcm7271.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/tty/serial/8250/8250_bcm7271.c b/drivers/tty/serial/8250/8250_bcm7271.c
index 725a450058f8..7f656fac503f 100644
--- a/drivers/tty/serial/8250/8250_bcm7271.c
+++ b/drivers/tty/serial/8250/8250_bcm7271.c
@@ -941,7 +941,7 @@ static int brcmuart_probe(struct platform_device *pdev)
 	struct clk *baud_mux_clk;
 	struct uart_8250_port up;
 	struct resource *irq;
-	void __iomem *membase = 0;
+	void __iomem *membase = NULL;
 	resource_size_t mapbase = 0;
 	u32 clk_rate = 0;
 	int ret;
-- 
2.31.1