security: Make inode argument of inode_getsecid non-const

Make the inode argument of the inode_getsecid hook non-const so that we
can use it to revalidate invalid security labels.

Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Acked-by:  Stephen Smalley <sds@tycho.nsa.gov>
Signed-off-by: Paul Moore <pmoore@redhat.com>
diff --git a/security/security.c b/security/security.c
index 73514c9..c5beb7e 100644
--- a/security/security.c
+++ b/security/security.c
@@ -721,7 +721,7 @@
 }
 EXPORT_SYMBOL(security_inode_listsecurity);
 
-void security_inode_getsecid(const struct inode *inode, u32 *secid)
+void security_inode_getsecid(struct inode *inode, u32 *secid)
 {
 	call_void_hook(inode_getsecid, inode, secid);
 }
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 2e40c9c..19a8f15 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -3180,7 +3180,7 @@
 	return len;
 }
 
-static void selinux_inode_getsecid(const struct inode *inode, u32 *secid)
+static void selinux_inode_getsecid(struct inode *inode, u32 *secid)
 {
 	struct inode_security_struct *isec = inode->i_security;
 	*secid = isec->sid;
diff --git a/security/smack/smack_lsm.c b/security/smack/smack_lsm.c
index f0e694b..ac7436f 100644
--- a/security/smack/smack_lsm.c
+++ b/security/smack/smack_lsm.c
@@ -1538,7 +1538,7 @@
  * @inode: inode to extract the info from
  * @secid: where result will be saved
  */
-static void smack_inode_getsecid(const struct inode *inode, u32 *secid)
+static void smack_inode_getsecid(struct inode *inode, u32 *secid)
 {
 	struct inode_smack *isp = inode->i_security;