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| author | Eric W. Biederman <ebiederm@xmission.com> | 2016-06-27 16:04:06 -0500 |
|---|---|---|
| committer | Eric W. Biederman <ebiederm@xmission.com> | 2016-06-30 18:04:58 -0500 |
| commit | 0d4d717f25834134bb6f43284f84c8ccee5bbf2a (patch) | |
| tree | aa4f4605f45bca718b01483e90835731227ef341 /drivers/staging | |
| parent | 37b11804ed1725dc2ea97be2236150210a69e9d5 (diff) | |
| download | blackbird-op-linux-0d4d717f25834134bb6f43284f84c8ccee5bbf2a.tar.gz blackbird-op-linux-0d4d717f25834134bb6f43284f84c8ccee5bbf2a.zip | |
vfs: Verify acls are valid within superblock's s_user_ns.
Update posix_acl_valid to verify that an acl is within a user namespace.
Update the callers of posix_acl_valid to pass in an appropriate
user namespace. For posix_acl_xattr_set and v9fs_xattr_set_acl pass in
inode->i_sb->s_user_ns to posix_acl_valid. For md_unpack_acl pass in
&init_user_ns as no inode or superblock is in sight.
Acked-by: Seth Forshee <seth.forshee@canonical.com>
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Diffstat (limited to 'drivers/staging')
| -rw-r--r-- | drivers/staging/lustre/lustre/mdc/mdc_request.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/staging/lustre/lustre/mdc/mdc_request.c b/drivers/staging/lustre/lustre/mdc/mdc_request.c index 86b7445365f4..40cf57fad581 100644 --- a/drivers/staging/lustre/lustre/mdc/mdc_request.c +++ b/drivers/staging/lustre/lustre/mdc/mdc_request.c @@ -434,7 +434,7 @@ static int mdc_unpack_acl(struct ptlrpc_request *req, struct lustre_md *md) return rc; } - rc = posix_acl_valid(acl); + rc = posix_acl_valid(&init_user_ns, acl); if (rc) { CERROR("validate acl: %d\n", rc); posix_acl_release(acl); |
