linux-kernel - [PATCH 4/7] serial: zs: use NULL as a pointer, not 0

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Thu, 21 Apr 2022 12:17:05 +0200
From:   Jiri Slaby <jslaby@...e.cz>
To:     gregkh@...uxfoundation.org
Cc:     linux-serial@...r.kernel.org, linux-kernel@...r.kernel.org,
        Jiri Slaby <jslaby@...e.cz>
Subject: [PATCH 4/7] serial: zs: use NULL as a pointer, not 0

struct uart_port::membase is declared as a pointer. So it should be
initialized by NULL, not zero constant.

Signed-off-by: Jiri Slaby <jslaby@...e.cz>
---
 drivers/tty/serial/zs.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/tty/serial/zs.c b/drivers/tty/serial/zs.c
index 70969bf9d82c..5bc58591665a 100644
--- a/drivers/tty/serial/zs.c
+++ b/drivers/tty/serial/zs.c
@@ -981,7 +981,7 @@ static const char *zs_type(struct uart_port *uport)
 static void zs_release_port(struct uart_port *uport)
 {
 	iounmap(uport->membase);
-	uport->membase = 0;
+	uport->membase = NULL;
 	release_mem_region(uport->mapbase, ZS_CHAN_IO_SIZE);
 }
 
-- 
2.36.0