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authorTim Gardner <tim.gardner@canonical.com>2012-01-12 16:31:55 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-02-03 09:26:49 -0800
commit7727d2c0b842a1971090a15c434b41049632fff5 (patch)
tree24d9032b4fa55487ab2b4ff2ff896a0df58c4096
parent22b1c8706204fc3b225fa2ee99b3f71d3203d146 (diff)
ecryptfs: Improve metadata read failure logging
commit 30373dc0c87ffef68d5628e77d56ffb1fa22e1ee upstream. Print inode on metadata read failure. The only real way of dealing with metadata read failures is to delete the underlying file system file. Having the inode allows one to 'find . -inum INODE`. [tyhicks@canonical.com: Removed some minor not-for-stable parts] Signed-off-by: Tim Gardner <tim.gardner@canonical.com> Reviewed-by: Kees Cook <keescook@chromium.org> Signed-off-by: Tyler Hicks <tyhicks@canonical.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--fs/ecryptfs/crypto.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/fs/ecryptfs/crypto.c b/fs/ecryptfs/crypto.c
index 443947f1423..7a5f1ac1315 100644
--- a/fs/ecryptfs/crypto.c
+++ b/fs/ecryptfs/crypto.c
@@ -1609,7 +1609,8 @@ int ecryptfs_read_metadata(struct dentry *ecryptfs_dentry)
rc = ecryptfs_read_xattr_region(page_virt, ecryptfs_inode);
if (rc) {
printk(KERN_DEBUG "Valid eCryptfs headers not found in "
- "file header region or xattr region\n");
+ "file header region or xattr region, inode %lu\n",
+ ecryptfs_inode->i_ino);
rc = -EINVAL;
goto out;
}
@@ -1618,7 +1619,8 @@ int ecryptfs_read_metadata(struct dentry *ecryptfs_dentry)
ECRYPTFS_DONT_VALIDATE_HEADER_SIZE);
if (rc) {
printk(KERN_DEBUG "Valid eCryptfs headers not found in "
- "file xattr region either\n");
+ "file xattr region either, inode %lu\n",
+ ecryptfs_inode->i_ino);
rc = -EINVAL;
}
if (crypt_stat->mount_crypt_stat->flags
@@ -1629,7 +1631,8 @@ int ecryptfs_read_metadata(struct dentry *ecryptfs_dentry)
"crypto metadata only in the extended attribute "
"region, but eCryptfs was mounted without "
"xattr support enabled. eCryptfs will not treat "
- "this like an encrypted file.\n");
+ "this like an encrypted file, inode %lu\n",
+ ecryptfs_inode->i_ino);
rc = -EINVAL;
}
}