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SELinux: inode_doinit_with_dentry drop no dentry printk

Drop the printk message when an inode is found without an associated
dentry.  This should only happen when userspace can't be accessing those
inodes and those labels will get set correctly on the next d_instantiate.
Thus there is no reason to send this message.

Signed-off-by: Eric Paris <eparis@redhat.com>
Signed-off-by: James Morris <jmorris@namei.org>
Eric Paris 16 年之前
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共有 1 个文件被更改,包括 9 次插入3 次删除
  1. 9 3
      security/selinux/hooks.c

+ 9 - 3
security/selinux/hooks.c

@@ -1263,9 +1263,15 @@ static int inode_doinit_with_dentry(struct inode *inode, struct dentry *opt_dent
 			dentry = d_find_alias(inode);
 		}
 		if (!dentry) {
-			printk(KERN_WARNING "SELinux: %s:  no dentry for dev=%s "
-			       "ino=%ld\n", __func__, inode->i_sb->s_id,
-			       inode->i_ino);
+			/*
+			 * this is can be hit on boot when a file is accessed
+			 * before the policy is loaded.  When we load policy we
+			 * may find inodes that have no dentry on the
+			 * sbsec->isec_head list.  No reason to complain as these
+			 * will get fixed up the next time we go through
+			 * inode_doinit with a dentry, before these inodes could
+			 * be used again by userspace.
+			 */
 			goto out_unlock;
 		}