[PATCH] selftests/bpf: Replace deprecated strncpy() with strscpy()
From: feng.wei8
Date: Mon Mar 17 2025 - 03:47:56 EST
From: FengWei <feng.wei8@xxxxxxxxxx>
strncpy() is deprecated for NUL-terminated destination buffers. Use
strscpy() instead and remove the manual NUL-termination.
Signed-off-by: FengWei <feng.wei8@xxxxxxxxxx>
---
tools/testing/selftests/bpf/test_verifier.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/tools/testing/selftests/bpf/test_verifier.c b/tools/testing/selftests/bpf/test_verifier.c
index 447b68509d76..dfe64c6d4f87 100644
--- a/tools/testing/selftests/bpf/test_verifier.c
+++ b/tools/testing/selftests/bpf/test_verifier.c
@@ -1320,8 +1320,7 @@ static bool cmp_str_seq(const char *log, const char *exp)
printf("FAIL\nTestcase bug\n");
return false;
}
- strncpy(needle, exp, len);
- needle[len] = 0;
+ strscpy(needle, exp, len);
q = strstr(log, needle);
if (!q) {
printf("FAIL\nUnexpected verifier log!\n"
--
2.25.1