From 2aa650d1950fce94f696ebd7db30b8830c2c946f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Michael=20B=C3=BCsch?= <m@bues.ch>
Date: Tue, 31 Jul 2018 21:14:04 +0200
Subject: [PATCH] b43/leds: Ensure NUL-termination of LED name string
Git-commit: 2aa650d1950fce94f696ebd7db30b8830c2c946f
Patch-mainline: v4.19-rc1
References: bsc#1051510

strncpy might not NUL-terminate the string, if the name equals the buffer size.
Use strlcpy instead.

Signed-off-by: Michael Buesch <m@bues.ch>
Cc: stable@vger.kernel.org
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Acked-by: Takashi Iwai <tiwai@suse.de>

---
 drivers/net/wireless/broadcom/b43/leds.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/wireless/broadcom/b43/leds.c b/drivers/net/wireless/broadcom/b43/leds.c
index cb987c2ecc6b..87131f663292 100644
--- a/drivers/net/wireless/broadcom/b43/leds.c
+++ b/drivers/net/wireless/broadcom/b43/leds.c
@@ -131,7 +131,7 @@ static int b43_register_led(struct b43_wldev *dev, struct b43_led *led,
 	led->wl = dev->wl;
 	led->index = led_index;
 	led->activelow = activelow;
-	strncpy(led->name, name, sizeof(led->name));
+	strlcpy(led->name, name, sizeof(led->name));
 	atomic_set(&led->state, 0);
 
 	led->led_dev.name = led->name;
-- 
2.18.0