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Patch "ubifs: Fix xattr generic handler usage" has been added to the 4.7-stable tree

PATCH [email protected] 1 participant 1 message Sep 12, 2016

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This is a note to let you know that I've just added the patch titled

ubifs: Fix xattr generic handler usage

to the 4.7-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:
ubifs-fix-xattr-generic-handler-usage.patch
and it can be found in the queue-4.7 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree, please let <[email protected]> know about it.

Quoted 1 line

From 17ce1eb0b64eb27d4f9180daae7495fa022c7b0d Mon Sep 17 00:00:00 2001

From: Richard Weinberger <[email protected]>
Date: Sun, 31 Jul 2016 21:42:23 +0200
Subject: ubifs: Fix xattr generic handler usage

From: Richard Weinberger <[email protected]>

commit 17ce1eb0b64eb27d4f9180daae7495fa022c7b0d upstream.

UBIFS uses full names to work with xattrs, therefore we have to use xattr_full_name() to obtain the xattr prefix as string.

Cc Andreas Gruenbacher <[email protected]>
Fixes 2b88fc21ca ("ubifs: Switch to generic xattr handlers")
---
 fs/ubifs/xattr.c |    5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
fs/ubifs/xattr.c +4 -1
@@ -575,7 +575,8 @@ static int ubifs_xattr_get(const struct
 	dbg_gen("xattr '%s', ino %lu ('%pd'), buf size %zd", name,
 		inode->i_ino, dentry, size);
 
-	return  __ubifs_getxattr(inode, name, buffer, size);
+	name = xattr_full_name(handler, name);
+	return __ubifs_getxattr(inode, name, buffer, size);
 }
 
 static int ubifs_xattr_set(const struct xattr_handler *handler,
@@ -586,6 +587,8 @@ static int ubifs_xattr_set(const struct
 	dbg_gen("xattr '%s', host ino %lu ('%pd'), size %zd",
 		name, inode->i_ino, dentry, size);
 
+	name = xattr_full_name(handler, name);
+
 	if (value)
 		return __ubifs_setxattr(inode, name, value, size, flags);
 	else

Patches currently in stable-queue which might be from [email protected] are

queue-4.7/ubifs-fix-assertion-in-layout_in_gaps.patch queue-4.7/ubifs-fix-xattr-generic-handler-usage.patch