linux-ext4 - [PATCH 16/29] fuse2fs: make internal state corruption a hard error

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Message-ID: <174786677837.1383760.2730283507317571357.stgit@frogsfrogsfrogs>
Date: Wed, 21 May 2025 15:39:05 -0700
From: "Darrick J. Wong" <djwong@...nel.org>
To: tytso@....edu
Cc: linux-ext4@...r.kernel.org
Subject: [PATCH 16/29] fuse2fs: make internal state corruption a hard error

From: Darrick J. Wong <djwong@...nel.org>

If the in-memory contents are wrong, then we want to report a corruption
error and shut down the filesystem.

Signed-off-by: "Darrick J. Wong" <djwong@...nel.org>
---
 misc/fuse2fs.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/misc/fuse2fs.c b/misc/fuse2fs.c
index f0ac89db4f6c37..6b5b19062b4ca1 100644
--- a/misc/fuse2fs.c
+++ b/misc/fuse2fs.c
@@ -167,11 +167,11 @@ struct fuse2fs {
 };

 #define FUSE2FS_CHECK_MAGIC(fs, ptr, num) do {if ((ptr)->magic != (num)) \
-	return translate_error((fs), 0, EXT2_ET_MAGIC_EXT2_FILE); \
+	return translate_error((fs), 0, EXT2_ET_FILESYSTEM_CORRUPTED); \
 } while (0)

 #define FUSE2FS_CHECK_CONTEXT(ptr) do {if ((ptr)->magic != FUSE2FS_MAGIC) \
-	return translate_error(global_fs, 0, EXT2_ET_BAD_MAGIC); \
+	return translate_error(global_fs, 0, EXT2_ET_FILESYSTEM_CORRUPTED); \
 } while (0)

 static int __translate_error(ext2_filsys fs, ext2_ino_t ino, errcode_t err,