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| author | Stephen Smalley <sds@tycho.nsa.gov> | 2005-11-08 21:34:32 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-11-09 07:55:51 -0800 |
| commit | e517a0cd859ae0c4d9451107113fc2b076456f8f (patch) | |
| tree | cf1c23d7d6715267ff7ee2b3dd5ba1c5ea8c0345 /security | |
| parent | d34d7ae266b23932809c43f115fda71fc5e5fcb1 (diff) | |
| download | op-kernel-dev-e517a0cd859ae0c4d9451107113fc2b076456f8f.zip op-kernel-dev-e517a0cd859ae0c4d9451107113fc2b076456f8f.tar.gz | |
[PATCH] selinux: MLS compatibility
This patch enables files created on a MLS-enabled SELinux system to be
accessible on a non-MLS SELinux system, by skipping the MLS component of
the security context in the non-MLS case.
Signed-off-by: Stephen Smalley <sds@tycho.nsa.gov>
Signed-off-by: James Morris <jmorris@namei.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'security')
| -rw-r--r-- | security/selinux/ss/mls.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/security/selinux/ss/mls.c b/security/selinux/ss/mls.c index aaefac2..640d0bf 100644 --- a/security/selinux/ss/mls.c +++ b/security/selinux/ss/mls.c @@ -262,8 +262,11 @@ int mls_context_to_sid(char oldc, struct cat_datum *catdatum, *rngdatum; int l, rc = -EINVAL; - if (!selinux_mls_enabled) + if (!selinux_mls_enabled) { + if (def_sid != SECSID_NULL && oldc) + *scontext += strlen(*scontext); return 0; + } /* * No MLS component to the security context, try and map to |
