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Date: Fri, 8 Nov 2019 06:35:31 -0500 From: Sasha Levin <sashal@...nel.org> To: linux-kernel@...r.kernel.org, stable@...r.kernel.org Cc: Larry Finger <Larry.Finger@...inger.net>, Kalle Valo <kvalo@...eaurora.org>, Sasha Levin <sashal@...nel.org>, linux-wireless@...r.kernel.org, netdev@...r.kernel.org Subject: [PATCH AUTOSEL 4.19 064/205] rtl8187: Fix warning generated when strncpy() destination length matches the sixe argument From: Larry Finger <Larry.Finger@...inger.net> [ Upstream commit 199ba9faca909e77ac533449ecd1248123ce89e7 ] In gcc8, when the 3rd argument (size) of a call to strncpy() matches the length of the first argument, the compiler warns of the possibility of an unterminated string. Using strlcpy() forces a null at the end. Signed-off-by: Larry Finger <Larry.Finger@...inger.net> Signed-off-by: Kalle Valo <kvalo@...eaurora.org> Signed-off-by: Sasha Levin <sashal@...nel.org> --- drivers/net/wireless/realtek/rtl818x/rtl8187/leds.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wireless/realtek/rtl818x/rtl8187/leds.c b/drivers/net/wireless/realtek/rtl818x/rtl8187/leds.c index c2d5b495c179a..c089540116fa7 100644 --- a/drivers/net/wireless/realtek/rtl818x/rtl8187/leds.c +++ b/drivers/net/wireless/realtek/rtl818x/rtl8187/leds.c @@ -146,7 +146,7 @@ static int rtl8187_register_led(struct ieee80211_hw *dev, led->dev = dev; led->ledpin = ledpin; led->is_radio = is_radio; - strncpy(led->name, name, sizeof(led->name)); + strlcpy(led->name, name, sizeof(led->name)); led->led_dev.name = led->name; led->led_dev.default_trigger = default_trigger; -- 2.20.1
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