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Subject[PATCH linux-next] tracing: use strscpy() to instead of strlcpy()
From: Xu Panda <xu.panda@zte.com.cn>

The implementation of strscpy() is more robust and safer.
That's now the recommended way to copy NUL terminated strings.

Signed-off-by: Xu Panda <xu.panda@zte.com.cn>
Signed-off-by: Yang Yang <yang.yang29@zte.com>
---
kernel/trace/trace_events.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c
index 3bfaf560ecc4..e2314d7f4d83 100644
--- a/kernel/trace/trace_events.c
+++ b/kernel/trace/trace_events.c
@@ -2813,7 +2813,7 @@ static __init int setup_trace_triggers(char *str)
char *buf;
int i;

- strlcpy(bootup_trigger_buf, str, COMMAND_LINE_SIZE);
+ strscpy(bootup_trigger_buf, str, COMMAND_LINE_SIZE);
ring_buffer_expanded = true;
disable_tracing_selftest("running event triggers");

@@ -3608,7 +3608,7 @@ static char bootup_event_buf[COMMAND_LINE_SIZE] __initdata;

static __init int setup_trace_event(char *str)
{
- strlcpy(bootup_event_buf, str, COMMAND_LINE_SIZE);
+ strscpy(bootup_event_buf, str, COMMAND_LINE_SIZE);
ring_buffer_expanded = true;
disable_tracing_selftest("running event tracing");

--
2.15.2
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