Add ioctl_ficlone04 test

This test verifies that ioctl() FICLONE/FICLONERANGE feature raises
the right error according with bad file descriptors.

Reviewed-by: Cyril Hrubis <[email protected]>
Reviewed-by: Petr Vorel <[email protected]>
Signed-off-by: Andrea Cervesato <[email protected]>

testcases/kernel/syscalls/ioctl/.gitignore

@@ -25,5 +25,6 @@
 /ioctl_ficlone01
 /ioctl_ficlone02
 /ioctl_ficlone03
+/ioctl_ficlone04
 /ioctl_ficlonerange01
 /ioctl_ficlonerange02

testcases/kernel/syscalls/ioctl/ioctl_ficlone04.c

@@ -0,0 +1,52 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright (C) 2024 Andrea Cervesato <[email protected]>
+ */
+
+/*\
+ * [Description]
+ *
+ * This test verifies that ioctl() FICLONE/FICLONERANGE feature raises the right
+ * error according with bad file descriptors.
+ */
+
+#include "tst_test.h"
+#include "lapi/ficlone.h"
+
+static void test_bad_fd(struct tst_fd *fd_src, struct tst_fd *fd_dst)
+{
+	if (fd_src->type == TST_FD_FILE && fd_src->type == fd_dst->type) {
+		tst_res(TINFO, "Skipping file: SUCCESS");
+		return;
+	}
+
+	int exp_errnos[] = {
+		EOPNOTSUPP,
+		EPERM,
+		EISDIR,
+		EBADF,
+		EINVAL,
+		EXDEV,
+	};
+
+	TST_EXP_FAIL2_ARR(ioctl(fd_dst->fd, FICLONE, fd_src->fd),
+		exp_errnos, ARRAY_SIZE(exp_errnos),
+		"ioctl(%s, FICLONE, %s)",
+		tst_fd_desc(fd_src),
+		tst_fd_desc(fd_dst));
+}
+
+static void run(void)
+{
+	TST_FD_FOREACH(fd_src) {
+		TST_FD_FOREACH(fd_dst)
+			test_bad_fd(&fd_src, &fd_dst);
+	}
+}
+
+static struct tst_test test = {
+	.test_all = run,
+	.min_kver = "4.5",
+	.needs_root = 1,
+	.needs_tmpdir = 1,
+};