linux-kernel - [PATCH] isdn: move from strlcpy with unused retval to strscpy

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Message-Id: <20220818210023.6889-1-wsa+renesas@sang-engineering.com>
Date:   Thu, 18 Aug 2022 23:00:23 +0200
From:   Wolfram Sang <wsa+renesas@...g-engineering.com>
To:     linux-kernel@...r.kernel.org
Cc:     Wolfram Sang <wsa+renesas@...g-engineering.com>,
        Karsten Keil <isdn@...ux-pingi.de>, netdev@...r.kernel.org
Subject: [PATCH] isdn: move from strlcpy with unused retval to strscpy

Follow the advice of the below link and prefer 'strscpy' in this
subsystem. Conversion is 1:1 because the return value is not used.
Generated by a coccinelle script.

Link: https://lore.kernel.org/r/CAHk-=wgfRnXz0W3D37d01q3JFkr_i_uTL=V6A6G1oUZcprmknw@mail.gmail.com/
Signed-off-by: Wolfram Sang <wsa+renesas@...g-engineering.com>
---
 drivers/isdn/capi/kcapi.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/isdn/capi/kcapi.c b/drivers/isdn/capi/kcapi.c
index e69c4bf557bf..ae24848af233 100644
--- a/drivers/isdn/capi/kcapi.c
+++ b/drivers/isdn/capi/kcapi.c
@@ -798,7 +798,7 @@ u16 capi20_get_serial(u32 contr, u8 serial[CAPI_SERIAL_LEN])
 	u16 ret;
 
 	if (contr == 0) {
-		strlcpy(serial, driver_serial, CAPI_SERIAL_LEN);
+		strscpy(serial, driver_serial, CAPI_SERIAL_LEN);
 		return CAPI_NOERROR;
 	}
 
@@ -806,7 +806,7 @@ u16 capi20_get_serial(u32 contr, u8 serial[CAPI_SERIAL_LEN])
 
 	ctr = get_capi_ctr_by_nr(contr);
 	if (ctr && ctr->state == CAPI_CTR_RUNNING) {
-		strlcpy(serial, ctr->serial, CAPI_SERIAL_LEN);
+		strscpy(serial, ctr->serial, CAPI_SERIAL_LEN);
 		ret = CAPI_NOERROR;
 	} else
 		ret = CAPI_REGNOTINSTALLED;
-- 
2.35.1