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Fri, 18 Apr 2025 15:15:11 -0700 (PDT) Received: from fedora.nitk.ac.in ([2a09:bac5:3d50:1a46::29e:5f]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-b0db13a3396sm1873880a12.28.2025.04.18.15.15.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 18 Apr 2025 15:15:11 -0700 (PDT) From: Devaansh Kumar To: rostedt@goodmis.org, mhiramat@kernel.org, mathieu.desnoyers@efficios.com Cc: Devaansh Kumar , linux-trace-kernel@vger.kernel.org, linux-kernel@vger.kernel.org, skhan@linuxfoundation.org, linux-kernel-mentees@lists.linuxfoundation.org Subject: [PATCH v4] tracing: Replace deprecated strncpy() with strscpy() for stack_trace_filter_buf Date: Sat, 19 Apr 2025 03:44:41 +0530 Message-ID: <20250418221443.1067938-1-devaanshk840@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" strncpy() is deprecated for NUL-terminated destination buffers and must be replaced by strscpy(). See issue: https://github.com/KSPP/linux/issues/90 Signed-off-by: Devaansh Kumar --- kernel/trace/trace_stack.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/trace/trace_stack.c b/kernel/trace/trace_stack.c index 14c6f272c4d8..0f2253f3bc8c 100644 --- a/kernel/trace/trace_stack.c +++ b/kernel/trace/trace_stack.c @@ -542,7 +542,7 @@ static __init int enable_stacktrace(char *str) int len; =20 if ((len =3D str_has_prefix(str, "_filter=3D"))) - strncpy(stack_trace_filter_buf, str + len, COMMAND_LINE_SIZE); + strscpy(stack_trace_filter_buf, str + len, sizeof(stack_trace_filter_buf= )); =20 stack_tracer_enabled =3D 1; return 1; --=20 2.49.0