diff options
| author | Christian Brauner <brauner@kernel.org> | 2025-02-20 09:13:57 +0100 |
|---|---|---|
| committer | Christian Brauner <brauner@kernel.org> | 2025-02-20 09:13:57 +0100 |
| commit | 58c6cbd97cd51738cb231940c00519dd2b7ace2d (patch) | |
| tree | 18a68864fdbfdc88e759840a4fea29b132a2c00e /tools | |
| parent | 2014c95afecee3e76ca4a56956a936e23283f05b (diff) | |
| parent | 540dcf0f44042fd9c6e14ae863efb67780ae0084 (diff) | |
Merge patch series "nsfs: validate ioctls"
Christian Brauner <brauner@kernel.org> says:
This series ensures that nsfs protects against ioctl overloading.
* patches from https://lore.kernel.org/r/20250219-work-nsfs-v1-0-21128d73c5e8@kernel.org:
selftests/nsfs: add ioctl validation tests
nsfs: validate ioctls
Link: https://lore.kernel.org/r/20250219-work-nsfs-v1-0-21128d73c5e8@kernel.org
Signed-off-by: Christian Brauner <brauner@kernel.org>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/testing/selftests/filesystems/nsfs/iterate_mntns.c | 14 |
1 files changed, 14 insertions, 0 deletions
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 <fcntl.h> +#include <linux/auto_dev-ioctl.h> +#include <linux/errno.h> #include <sched.h> #include <stdio.h> #include <string.h> @@ -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 |