eCryptfs: Turn lower lookup error messages into debug messages

Vaugue warnings about ENAMETOOLONG errors when looking up an encrypted
file name have caused many users to become concerned about their data.
Since this is a rather harmless condition, I'm moving this warning to
only be printed when the ecryptfs_verbosity module param is 1.

Signed-off-by: Tyler Hicks <tyhicks@linux.vnet.ibm.com>

diff --git a/fs/ecryptfs/inode.c b/fs/ecryptfs/inode.c
index 15b4248..b980fce 100644 (file)
--- a/fs/ecryptfs/inode.c
+++ b/fs/ecryptfs/inode.c
@@ -388,9 +388,9 @@ static struct dentry *ecryptfs_lookup(struct inode *ecryptfs_dir_inode,
        mutex_unlock(&lower_dir_dentry->d_inode->i_mutex);
        if (IS_ERR(lower_dentry)) {
                rc = PTR_ERR(lower_dentry);
-               printk(KERN_ERR "%s: lookup_one_len() returned [%d] on "
-                      "lower_dentry = [%s]\n", __func__, rc,
-                      ecryptfs_dentry->d_name.name);
+               ecryptfs_printk(KERN_DEBUG, "%s: lookup_one_len() returned "
+                               "[%d] on lower_dentry = [%s]\n", __func__, rc,
+                               encrypted_and_encoded_name);
                goto out_d_drop;
        }
        if (lower_dentry->d_inode)
@@ -417,9 +417,9 @@ static struct dentry *ecryptfs_lookup(struct inode *ecryptfs_dir_inode,
        mutex_unlock(&lower_dir_dentry->d_inode->i_mutex);
        if (IS_ERR(lower_dentry)) {
                rc = PTR_ERR(lower_dentry);
-               printk(KERN_ERR "%s: lookup_one_len() returned [%d] on "
-                      "lower_dentry = [%s]\n", __func__, rc,
-                      encrypted_and_encoded_name);
+               ecryptfs_printk(KERN_DEBUG, "%s: lookup_one_len() returned "
+                               "[%d] on lower_dentry = [%s]\n", __func__, rc,
+                               encrypted_and_encoded_name);
                goto out_d_drop;
        }
 lookup_and_interpose: