[patch 12/26] ima: ecryptfs fix imbalance message

[Greg KH]

2.6.31-stable review patch.  If anyone has any objections, please let us know.

------------------
From: Mimi Zohar <zohar@xxxxxxxxxxxxxxxxxx>

commit 36520be8e32b49bd85a63b7b8b40cd07c3da59a5 upstream.

The unencrypted files are being measured.  Update the counters to get
rid of the ecryptfs imbalance message. (http://bugzilla.redhat.com/519737)

Reported-by: Sachin Garg
Cc: Eric Paris <eparis@xxxxxxxxxx>
Cc: Dustin Kirkland <kirkland@xxxxxxxxxxxxx>
Cc: James Morris <jmorris@xxxxxxxxx>
Cc: David Safford <safford@xxxxxxxxxxxxxx>
Signed-off-by: Mimi Zohar <zohar@xxxxxxxxxx>
Signed-off-by: Tyler Hicks <tyhicks@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>

---
 fs/ecryptfs/main.c |    7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

--- a/fs/ecryptfs/main.c
+++ b/fs/ecryptfs/main.c
@@ -35,6 +35,7 @@
 #include <linux/key.h>
 #include <linux/parser.h>
 #include <linux/fs_stack.h>
+#include <linux/ima.h>
 #include "ecryptfs_kernel.h"
 
 /**
@@ -118,6 +119,7 @@ int ecryptfs_init_persistent_file(struct
 	const struct cred *cred = current_cred();
 	struct ecryptfs_inode_info *inode_info =
 		ecryptfs_inode_to_private(ecryptfs_dentry->d_inode);
+	int opened_lower_file = 0;
 	int rc = 0;
 
 	mutex_lock(&inode_info->lower_file_mutex);
@@ -134,9 +136,12 @@ int ecryptfs_init_persistent_file(struct
 			       "for lower_dentry [0x%p] and lower_mnt [0x%p]; "
 			       "rc = [%d]\n", lower_dentry, lower_mnt, rc);
 			inode_info->lower_file = NULL;
-		}
+		} else
+			opened_lower_file = 1;
 	}
 	mutex_unlock(&inode_info->lower_file_mutex);
+	if (opened_lower_file)
+		ima_counts_get(inode_info->lower_file);
 	return rc;
 }
 


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