Messages in this thread Patch in this message | | | Date | Mon, 9 Jan 2023 19:46:55 +0800 (CST) | From | <> | Subject | [PATCH linux-next] mm/damon/sysfs-schemes: use strscpy() to instead of strncpy() |
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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.cn> --- mm/damon/sysfs-schemes.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/mm/damon/sysfs-schemes.c b/mm/damon/sysfs-schemes.c index f0dabe3e2dc0..86edca66aab1 100644 --- a/mm/damon/sysfs-schemes.c +++ b/mm/damon/sysfs-schemes.c @@ -353,8 +353,7 @@ static ssize_t memcg_path_store(struct kobject *kobj, if (!path) return -ENOMEM;
- strncpy(path, buf, count); - path[count] = '\0'; + strscpy(path, buf, count + 1); filter->memcg_path = path; return count; } -- 2.15.2
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