From: Theodore Ts'o <tytso@mit.edu>
Date: Fri, 12 May 2023 19:16:27 +0000 (-0400)
Subject: ext4: bail out of ext4_xattr_ibody_get() fails for any reason
X-Git-Url: http://git.hungrycats.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=30c45dfe0896e256d2d07edf702b4e490475d100;p=linux

ext4: bail out of ext4_xattr_ibody_get() fails for any reason

commit 2a534e1d0d1591e951f9ece2fb460b2ff92edabd upstream.

In ext4_update_inline_data(), if ext4_xattr_ibody_get() fails for any
reason, it's best if we just fail as opposed to stumbling on,
especially if the failure is EFSCORRUPTED.

Cc: stable@kernel.org
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/fs/ext4/inline.c b/fs/ext4/inline.c
index db1ca23d3fe0..cb36037f20fc 100644
--- a/fs/ext4/inline.c
+++ b/fs/ext4/inline.c
@@ -360,7 +360,7 @@ static int ext4_update_inline_data(handle_t *handle, struct inode *inode,
 
 	error = ext4_xattr_ibody_get(inode, i.name_index, i.name,
 				     value, len);
-	if (error == -ENODATA)
+	if (error < 0)
 		goto out;
 
 	BUFFER_TRACE(is.iloc.bh, "get_write_access");