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Shannon Nelson 7662fad348 ionic: check cmd_regs before copying in or out
Since we now have potential cases of NULL cmd_regs and info_regs
during a reset recovery, and left NULL if a reset recovery has
failed, we need to check that they exist before we use them.
Most of the cases were covered in the original patch where we
verify before doing the ioreadb() for health or cmd status.
However, we need to protect a few uses of io mem that could
be hit in error recovery or asynchronous threads calls as well
(e.g. ethtool or devlink handlers).

Fixes: 219e183272 ("ionic: no fw read when PCI reset failed")
Reviewed-by: Brett Creeley <brett.creeley@amd.com>
Signed-off-by: Shannon Nelson <shannon.nelson@amd.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2024-02-27 13:03:32 +01:00
arch Including fixes from bpf and netfilter. 2024-02-22 09:57:58 -08:00
block
certs
crypto
Documentation Including fixes from bpf and netfilter. 2024-02-22 09:57:58 -08:00
drivers ionic: check cmd_regs before copying in or out 2024-02-27 13:03:32 +01:00
fs for-6.8-rc5-tag 2024-02-21 08:45:07 -08:00
include dpll: rely on rcu for netdev_dpll_pin() 2024-02-26 18:39:34 -08:00
init
io_uring
ipc
kernel Including fixes from bpf and netfilter. 2024-02-22 09:57:58 -08:00
lib netlink: add nla be16/32 types to minlen array 2024-02-22 19:01:55 -08:00
LICENSES
mm
net mptcp: fix possible deadlock in subflow diag 2024-02-26 18:41:56 -08:00
rust
samples
scripts Including fixes from bpf and netfilter. 2024-02-22 09:57:58 -08:00
security lsm/stable-6.8 PR 20240215 2024-02-16 07:58:43 -08:00
sound
tools selftests: mptcp: explicitly trigger the listener diag code-path 2024-02-26 18:41:56 -08:00
usr
virt
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.editorconfig
.get_maintainer.ignore
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COPYING
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MAINTAINERS Including fixes from bpf and netfilter. 2024-02-22 09:57:58 -08:00
Makefile Linux 6.8-rc5 2024-02-18 12:56:25 -08:00
README

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

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.

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.