From: Anton Altaparmakov <aia21@cantab.net>
Date: Thu, 8 Sep 2005 16:04:11 +0000 (+0100)
Subject: NTFS: Report unrepresentable inodes during ntfs_readdir() as KERN_WARNING
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=f94ad38e68e1623660fdbb063d0c580ba6661c29;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

NTFS: Report unrepresentable inodes during ntfs_readdir() as KERN_WARNING
      messages and include the inode number.  Thanks to Yura Pakhuchiy for
      pointing this out.

Signed-off-by: Anton Altaparmakov <aia21@cantab.net>
---

diff --git a/fs/ntfs/ChangeLog b/fs/ntfs/ChangeLog
index 8fe38c801166..45f806fc45f9 100644
--- a/fs/ntfs/ChangeLog
+++ b/fs/ntfs/ChangeLog
@@ -48,6 +48,9 @@ ToDo/Notes:
 	- Remove two bogus BUG_ON()s from fs/ntfs/mft.c.
 	- Fix handling of valid but empty mapping pairs array in
 	  fs/ntfs/runlist.c::ntfs_mapping_pairs_decompress().
+	- Report unrepresentable inodes during ntfs_readdir() as KERN_WARNING
+	  messages and include the inode number.  Thanks to Yura Pakhuchiy for
+	  pointing this out.
 
 2.1.23 - Implement extension of resident files and make writing safe as well as
 	 many bug fixes, cleanups, and enhancements...
diff --git a/fs/ntfs/dir.c b/fs/ntfs/dir.c
index 46779471c542..795c3d1930f5 100644
--- a/fs/ntfs/dir.c
+++ b/fs/ntfs/dir.c
@@ -1051,7 +1051,8 @@ static inline int ntfs_filldir(ntfs_volume *vol, loff_t fpos,
 			ie->key.file_name.file_name_length, &name,
 			NTFS_MAX_NAME_LEN * NLS_MAX_CHARSET_SIZE + 1);
 	if (name_len <= 0) {
-		ntfs_debug("Skipping unrepresentable file.");
+		ntfs_warning(vol->sb, "Skipping unrepresentable inode 0x%llx.",
+				(long long)MREF_LE(ie->data.dir.indexed_file));
 		return 0;
 	}
 	if (ie->key.file_name.file_attributes &
diff --git a/fs/ntfs/unistr.c b/fs/ntfs/unistr.c
index 19c42e231b44..a389a5a16c84 100644
--- a/fs/ntfs/unistr.c
+++ b/fs/ntfs/unistr.c
@@ -372,7 +372,8 @@ retry:			wc = nls->uni2char(le16_to_cpu(ins[i]), ns + o,
 	return -EINVAL;
 conversion_err:
 	ntfs_error(vol->sb, "Unicode name contains characters that cannot be "
-			"converted to character set %s.", nls->charset);
+			"converted to character set %s.  You might want to "
+			"try to use the mount option nls=utf8.", nls->charset);
 	if (ns != *outs)
 		kfree(ns);
 	if (wc != -ENAMETOOLONG)