This is a note to let you know that I've just added the patch titled
ext4: fix an endianness bug in ext4_encrypted_follow_link()
to the 4.3-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
ext4-fix-an-endianness-bug-in-ext4_encrypted_follow_link.patch
and it can be found in the queue-4.3 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 5a1c7f47da9b32d0671e776b0f388095b7f91e2e Mon Sep 17 00:00:00 2001
From: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
Date: Thu, 26 Nov 2015 15:20:50 -0500
Subject: ext4: fix an endianness bug in ext4_encrypted_follow_link()
From: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
commit 5a1c7f47da9b32d0671e776b0f388095b7f91e2e upstream.
applying le32_to_cpu() to 16bit value is a bad idea...
Signed-off-by: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Theodore Ts'o <tytso@xxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
fs/ext4/symlink.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/fs/ext4/symlink.c
+++ b/fs/ext4/symlink.c
@@ -52,7 +52,7 @@ static const char *ext4_encrypted_follow
/* Symlink is encrypted */
sd = (struct ext4_encrypted_symlink_data *)caddr;
cstr.name = sd->encrypted_path;
- cstr.len = le32_to_cpu(sd->len);
+ cstr.len = le16_to_cpu(sd->len);
if ((cstr.len +
sizeof(struct ext4_encrypted_symlink_data) - 1) >
max_size) {
Patches currently in stable-queue which might be from viro@xxxxxxxxxxxxxxxxxx are
queue-4.3/ext4-fix-an-endianness-bug-in-ext4_encrypted_follow_link.patch
queue-4.3/ext4-fix-an-endianness-bug-in-ext4_encrypted_zeroout.patch
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