xfs: lock dquot buffer before detaching dquot from b_li_list

xfs: lock dquot buffer before detaching dquot from b_li_list

commit 111d36d6278756128b7d7fab787fdcbf8221cd98 upstream

We have to lock the buffer before we can delete the dquot log item from
the buffer's log item list.

Cc: <stable@vger.kernel.org> # v6.13-rc3
Fixes: acc8f8628c3737 ("xfs: attach dquot buffer to dquot log item buffer")
Signed-off-by: "Darrick J. Wong" <djwong@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Carlos Maiolino <cem@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>