netdev - [PATCH net-next] net: ipconfig: replace strncpy with strscpy

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Message-ID: <20250412160623.9625-1-pranav.tyagi03@gmail.com>
Date: Sat, 12 Apr 2025 21:36:23 +0530
From: Pranav Tyagi <pranav.tyagi03@...il.com>
To: davem@...emloft.net,
	dsahern@...nel.org,
	edumazet@...gle.com,
	kuba@...nel.org,
	pabeni@...hat.com,
	horms@...nel.org,
	skhan@...uxfoundation.org,
	netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-kernel-mentees@...ts.linux.dev
Cc: Pranav Tyagi <pranav.tyagi03@...il.com>
Subject: [PATCH net-next] net: ipconfig: replace strncpy with strscpy

Replace the deprecated strncpy() with strscpy() as the destination
buffer is NUL-terminated and does not require any
trailing NUL-padding.

Signed-off-by: Pranav Tyagi <pranav.tyagi03@...il.com>
---
 net/ipv4/ipconfig.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/ipv4/ipconfig.c b/net/ipv4/ipconfig.c
index c56b6fe6f0d7..eb9b32214e60 100644
--- a/net/ipv4/ipconfig.c
+++ b/net/ipv4/ipconfig.c
@@ -1690,7 +1690,7 @@ static int __init ic_proto_name(char *name)
 			*v = 0;
 			if (kstrtou8(client_id, 0, dhcp_client_identifier))
 				pr_debug("DHCP: Invalid client identifier type\n");
-			strncpy(dhcp_client_identifier + 1, v + 1, 251);
+			strscpy(dhcp_client_identifier + 1, v + 1, 251);
 			*v = ',';
 		}
 		return 1;
-- 
2.49.0