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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 09:18:50 -0800
commit9b9f40e785724a265fb6027216fb2bd1e97894f7 (patch)
tree2744ada6cba7b709425bd2a6fba2b702fa43504a
parentcdce30003c234575bbcfddb0980adc04b82408c7 (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 7cf5c3e9c17f..cfcd0211e129 100644
--- a/fs/ecryptfs/crypto.c
+++ b/fs/ecryptfs/crypto.c
@@ -1618,7 +1618,8 @@ 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;
}
@@ -1627,7 +1628,8 @@ 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
@@ -1638,7 +1640,8 @@ 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;
}
}