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authorCasey Schaufler <casey@schaufler-ca.com>2024-07-10 14:32:25 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2024-10-04 16:33:46 +0200
commitfbec4ba70f789cb4d8fed3029d3ddf8a01f68e89 (patch)
tree431395dace52ff4b14bfd33f00efeb3088ba506b /security/selinux/include/objsec.h
parent04a55dd3419d1ccc7b0de7a7fa4571d2979bc064 (diff)
lsm: infrastructure management of the sock security
[ Upstream commit 2aff9d20d50ac45dd13a013ef5231f4fb8912356 ] Move management of the sock->sk_security blob out of the individual security modules and into the security infrastructure. Instead of allocating the blobs from within the modules the modules tell the infrastructure how much space is required, and the space is allocated there. Acked-by: Paul Moore <paul@paul-moore.com> Reviewed-by: Kees Cook <keescook@chromium.org> Reviewed-by: John Johansen <john.johansen@canonical.com> Acked-by: Stephen Smalley <stephen.smalley.work@gmail.com> Signed-off-by: Casey Schaufler <casey@schaufler-ca.com> [PM: subject tweak] Signed-off-by: Paul Moore <paul@paul-moore.com> Stable-dep-of: 63dff3e48871 ("lsm: add the inode_free_security_rcu() LSM implementation hook") Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'security/selinux/include/objsec.h')
-rw-r--r--security/selinux/include/objsec.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/security/selinux/include/objsec.h b/security/selinux/include/objsec.h
index dea1d6f3ed2d..b074099acbaf 100644
--- a/security/selinux/include/objsec.h
+++ b/security/selinux/include/objsec.h
@@ -195,4 +195,9 @@ selinux_superblock(const struct super_block *superblock)
return superblock->s_security + selinux_blob_sizes.lbs_superblock;
}
+static inline struct sk_security_struct *selinux_sock(const struct sock *sock)
+{
+ return sock->sk_security + selinux_blob_sizes.lbs_sock;
+}
+
#endif /* _SELINUX_OBJSEC_H_ */