* [PATCH linux-next] tools x86 machine: use strscpy() is more robust and safer
@ 2022-09-21 9:36 cgel.zte
0 siblings, 0 replies; only message in thread
From: cgel.zte @ 2022-09-21 9:36 UTC (permalink / raw)
To: acme
Cc: mingo, mark.rutland, alexander.shishkin, jolsa, namhyung,
linux-perf-users, linux-kernel, ye xingchen, Zeal Robot
From: ye xingchen <ye.xingchen@zte.com.cn>
The implementation of strscpy() is more robust and safer.
That's now the recommended way to copy NUL terminated strings.
Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: ye xingchen <ye.xingchen@zte.com.cn>
---
tools/perf/arch/x86/util/machine.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/perf/arch/x86/util/machine.c b/tools/perf/arch/x86/util/machine.c
index 31679c35d493..1ff0be147205 100644
--- a/tools/perf/arch/x86/util/machine.c
+++ b/tools/perf/arch/x86/util/machine.c
@@ -40,7 +40,7 @@ static int add_extra_kernel_map(struct extra_kernel_map_info *mi, u64 start,
mi->maps[mi->cnt].start = start;
mi->maps[mi->cnt].end = end;
mi->maps[mi->cnt].pgoff = pgoff;
- strlcpy(mi->maps[mi->cnt].name, name, KMAP_NAME_LEN);
+ strscpy(mi->maps[mi->cnt].name, name, KMAP_NAME_LEN);
mi->cnt += 1;
--
2.25.1
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