From: Devaansh Kumar <devaanshk840@gmail.com>
To: rostedt@goodmis.org, mhiramat@kernel.org, mathieu.desnoyers@efficios.com
Cc: Devaansh Kumar <devaanshk840@gmail.com>,
linux-trace-kernel@vger.kernel.org, linux-kernel@vger.kernel.org,
skhan@linuxfoundation.org,
linux-kernel-mentees@lists.linuxfoundation.org
Subject: [PATCH v5] tracing: Replace deprecated strncpy() with strscpy() for stack_trace_filter_buf
Date: Sat, 19 Apr 2025 15:02:59 +0530 [thread overview]
Message-ID: <20250419093300.1575072-1-devaanshk840@gmail.com> (raw)
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 <devaanshk840@gmail.com>
---
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..4c349db381cb 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;
if ((len = str_has_prefix(str, "_filter=")))
- strncpy(stack_trace_filter_buf, str + len, COMMAND_LINE_SIZE);
+ strscpy(stack_trace_filter_buf, str + len);
stack_tracer_enabled = 1;
return 1;
--
2.49.0
reply other threads:[~2025-04-19 9:33 UTC|newest]
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