From 540dcf0f44042fd9c6e14ae863efb67780ae0084 Mon Sep 17 00:00:00 2001 From: Christian Brauner Date: Wed, 19 Feb 2025 17:40:29 +0100 Subject: [PATCH] selftests/nsfs: add ioctl validation tests Add simple tests to validate that non-nsfs ioctls are rejected. Link: https://lore.kernel.org/r/20250219-work-nsfs-v1-2-21128d73c5e8@kernel.org Reviewed-by: Jeff Layton Signed-off-by: Christian Brauner --- .../selftests/filesystems/nsfs/iterate_mntns.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/tools/testing/selftests/filesystems/nsfs/iterate_mntns.c b/tools/testing/selftests/filesystems/nsfs/iterate_mntns.c index 457cf76f3c5f..a3d8015897e9 100644 --- a/tools/testing/selftests/filesystems/nsfs/iterate_mntns.c +++ b/tools/testing/selftests/filesystems/nsfs/iterate_mntns.c @@ -3,6 +3,8 @@ #define _GNU_SOURCE #include +#include +#include #include #include #include @@ -146,4 +148,16 @@ TEST_F(iterate_mount_namespaces, iterate_backward) } } +TEST_F(iterate_mount_namespaces, nfs_valid_ioctl) +{ + ASSERT_NE(ioctl(self->fd_mnt_ns[0], AUTOFS_DEV_IOCTL_OPENMOUNT, NULL), 0); + ASSERT_EQ(errno, ENOTTY); + + ASSERT_NE(ioctl(self->fd_mnt_ns[0], AUTOFS_DEV_IOCTL_CLOSEMOUNT, NULL), 0); + ASSERT_EQ(errno, ENOTTY); + + ASSERT_NE(ioctl(self->fd_mnt_ns[0], AUTOFS_DEV_IOCTL_READY, NULL), 0); + ASSERT_EQ(errno, ENOTTY); +} + TEST_HARNESS_MAIN -- 2.25.1