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Replace it by the safer strscpy(). Signed-off-by: Stephen Zhang --- mm/memfd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/memfd.c b/mm/memfd.c index 2647c89..bb90862 100644 --- a/mm/memfd.c +++ b/mm/memfd.c @@ -278,7 +278,7 @@ long memfd_fcntl(struct file *file, unsigned int cmd, unsigned long arg) if (!name) return -ENOMEM; - strcpy(name, MFD_NAME_PREFIX); + strscpy(name, MFD_NAME_PREFIX, len + MFD_NAME_PREFIX_LEN); if (copy_from_user(&name[MFD_NAME_PREFIX_LEN], uname, len)) { error = -EFAULT; goto err_name; -- 1.8.3.1