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Tue, 17 Jun 2025 05:35:46 -0700 (PDT) Received: from manjaro.domain.name ([2401:4900:1c68:884c:5800:7324:c411:408d]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-748900b2c1asm8944267b3a.143.2025.06.17.05.35.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 17 Jun 2025 05:35:46 -0700 (PDT) From: Pranav Tyagi To: jhs@mojatatu.com, xiyou.wangcong@gmail.com, jiri@resnulli.us Cc: davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, horms@kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, skhan@linuxfoundation.org, linux-kernel-mentees@lists.linux.dev, Pranav Tyagi Subject: [PATCH net-next] net/sched: replace strncpy with strscpy Date: Tue, 17 Jun 2025 18:05:31 +0530 Message-ID: <20250617123531.23523-1-pranav.tyagi03@gmail.com> X-Mailer: git-send-email 2.49.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Replace the deprecated strncpy() with strscpy() as the destination buffer should be NUL-terminated and does not require any trailing NUL-padding. Also, since NUL-termination is guaranteed, use sizeof(conf.algo) in place of sizeof(conf.algo) - 1 as the size parameter. Signed-off-by: Pranav Tyagi --- net/sched/em_text.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/sched/em_text.c b/net/sched/em_text.c index 420c66203b17..1d0debfd62e5 100644 --- a/net/sched/em_text.c +++ b/net/sched/em_text.c @@ -108,7 +108,7 @@ static int em_text_dump(struct sk_buff *skb, struct tcf= _ematch *m) struct text_match *tm =3D EM_TEXT_PRIV(m); struct tcf_em_text conf; =20 - strncpy(conf.algo, tm->config->ops->name, sizeof(conf.algo) - 1); + strscpy(conf.algo, tm->config->ops->name, sizeof(conf.algo)); conf.from_offset =3D tm->from_offset; conf.to_offset =3D tm->to_offset; conf.from_layer =3D tm->from_layer; --=20 2.49.0