->permission() sanitizing: don't pass flags to ->inode_permission()

pass that via mask instead.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 3 insertions, 2 deletions

diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 20219ef5439..47a059fff34 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -2659,12 +2659,13 @@ static int selinux_inode_follow_link(struct dentry *dentry, struct nameidata *na
         return dentry_has_perm(cred, dentry, FILE__READ);
 }
 
-static int selinux_inode_permission(struct inode *inode, int mask, unsigned flags)
+static int selinux_inode_permission(struct inode *inode, int mask)
 {
         const struct cred *cred = current_cred();
         struct common_audit_data ad;
         u32 perms;
         bool from_access;
+        unsigned __flags = mask & MAY_NOT_BLOCK ? IPERM_FLAG_RCU : 0;
 
         from_access = mask & MAY_ACCESS;
         mask &= (MAY_READ|MAY_WRITE|MAY_EXEC|MAY_APPEND);
@@ -2681,7 +2682,7 @@ static int selinux_inode_permission(struct inode *inode, int mask, unsigned flag
 
         perms = file_mask_to_av(inode->i_mode, mask);
 
-        return inode_has_perm(cred, inode, perms, &ad, flags);
+        return inode_has_perm(cred, inode, perms, &ad, __flags);
 }
 
 static int selinux_inode_setattr(struct dentry *dentry, struct iattr *iattr)