init_stat
if (init_stat(comp_name, &stat, 0) == 0 && S_ISBLK(stat.mode))
int __init init_stat(const char *filename, struct kstat *stat, int flags);
if (!init_stat(path, &st, AT_SYMLINK_NOFOLLOW) &&
KUNIT_EXPECT_EQ(test, init_stat(c[0].fname, &st, 0), 0);
KUNIT_EXPECT_EQ(test, init_stat(c[1].fname, &st, 0), 0);
KUNIT_EXPECT_EQ(test, init_stat(c[0].fname, &st0, 0), 0);
KUNIT_EXPECT_EQ(test, init_stat(c[1].fname, &st1, 0), 0);
KUNIT_EXPECT_EQ(test, init_stat("fname_oversize", &st0, 0), -ENOENT);
KUNIT_EXPECT_EQ(test, init_stat("fname_ok", &st1, 0), 0);