Emmanuel Grumbach 5557083f85 iwlwifi: don't unmap as page memory that was mapped as single
commit 87e7e25aee6b59fef740856f4e86d4b60496c9e1 upstream.

In order to remember how to unmap a memory (as single or
as page), we maintain a bit per Transmit Buffer (TBs) in
the meta data (structure iwl_cmd_meta).
We maintain a bitmap: 1 bit per TB.
If the TB is set, we will free the memory as a page.
This bitmap was never cleared. Fix this.

Cc: stable@vger.kernel.org
Fixes: 3cd1980b0cdf ("iwlwifi: pcie: introduce new tfd and tb formats")
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-08-16 10:13:58 +02:00
2019-08-16 10:13:57 +02:00
2019-08-16 10:13:55 +02:00
2019-08-09 17:53:37 +02:00

Linux kernel
============

This file was moved to Documentation/admin-guide/README.rst

Please notice that there are several guides for kernel developers and users.
These guides can be rendered in a number of formats, like HTML and PDF.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.
See Documentation/00-INDEX for a list of what is contained in each file.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.
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