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Arnd Bergmann 6aecf5e19b staging: vchiq_arm: mark vchiq_platform_init() static
[ Upstream commit e152c58d7a48194d6b530d8e004d650fd01568b6 ]

This function has no callers from other files, and the declaration
was removed a while ago, causing a W=1 warning:

drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c:465:5: error: no previous prototype for 'vchiq_platform_init'

Marking it static solves this problem but introduces a new warning
since gcc determines that 'g_fragments_base' is never initialized
in some kernel configurations:

In file included from include/linux/string.h:254,
                 from include/linux/bitmap.h:11,
                 from include/linux/cpumask.h:12,
                 from include/linux/mm_types_task.h:14,
                 from include/linux/mm_types.h:5,
                 from include/linux/buildid.h:5,
                 from include/linux/module.h:14,
                 from drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c:8:
In function 'memcpy_to_page',
    inlined from 'free_pagelist' at drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c:433:4:
include/linux/fortify-string.h:57:33: error: argument 2 null where non-null expected [-Werror=nonnull]
include/linux/highmem.h:427:9: note: in expansion of macro 'memcpy'
  427 |         memcpy(to + offset, from, len);
      |         ^~~~~~

Add a NULL pointer check for this in addition to the static annotation
to avoid both.

Fixes: 89cc4218f6 ("staging: vchiq_arm: drop unnecessary declarations")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Florian Fainelli <florian.fainelli@broadcom.com>
Reviewed-by: Umang Jain <umang.jain@ideasonboard.com>
Link: https://lore.kernel.org/r/20230516202603.560554-1-arnd@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2023-07-19 16:21:52 +02:00
arch sh: j2: Use ioremap() to translate device tree address into kernel memory 2023-07-19 16:21:48 +02:00
block block: increment diskseq on all media change events 2023-07-19 16:21:47 +02:00
certs certs: Fix build error when PKCS#11 URI contains semicolon 2023-02-09 11:28:11 +01:00
crypto crypto: jitter - correct health test during initialization 2023-07-19 16:21:42 +02:00
Documentation dt-bindings: power: reset: qcom-pon: Only allow reboot-mode pre-pmk8350 2023-07-19 16:21:48 +02:00
drivers staging: vchiq_arm: mark vchiq_platform_init() static 2023-07-19 16:21:52 +02:00
fs f2fs: do not allow to defragment files have FI_COMPRESS_RELEASED 2023-07-19 16:21:48 +02:00
include media: videodev2.h: Fix struct v4l2_input tuner index comment 2023-07-19 16:21:50 +02:00
init gcc: disable '-Warray-bounds' for gcc-13 too 2023-04-26 14:28:43 +02:00
io_uring io_uring/net: use the correct msghdr union member in io_sendmsg_copy_hdr 2023-06-28 11:12:33 +02:00
ipc ipc: fix memory leak in init_mqueue_fs() 2022-12-31 13:32:01 +01:00
kernel kcsan: Don't expect 64 bits atomic builtins from 32 bits architectures 2023-07-19 16:21:37 +02:00
lib lib/ts_bm: reset initial match offset for every block of text 2023-07-19 16:21:13 +02:00
LICENSES LICENSES/LGPL-2.1: Add LGPL-2.1-or-later as valid identifiers 2021-12-16 14:33:10 +01:00
mm mm/mmap: Fix VM_LOCKED check in do_vmi_align_munmap() 2023-07-19 16:21:46 +02:00
net SUNRPC: Fix UAF in svc_tcp_listen_data_ready() 2023-07-19 16:21:48 +02:00
rust rust: kernel: Mark rust_fmt_argument as extern "C" 2023-04-26 14:28:38 +02:00
samples samples/bpf: xdp1 and xdp2 reduce XDPBUFSIZE to 60 2023-07-19 16:21:07 +02:00
scripts kbuild: Disable GCOV for *.mod.o 2023-07-19 16:21:44 +02:00
security ima: Fix build warnings 2023-07-19 16:21:03 +02:00
sound ALSA: pcm: Fix potential data race at PCM memory allocation helpers 2023-07-19 16:21:47 +02:00
tools perf tool x86: Fix perf_env memory leak 2023-07-19 16:21:38 +02:00
usr usr/gen_init_cpio.c: remove unnecessary -1 values from int file 2022-10-03 14:21:44 -07:00
virt KVM: Avoid illegal stage2 mapping on invalid memory slot 2023-06-28 11:12:23 +02:00
.clang-format inet: ping: use hlist_nulls rcu iterator during lookup 2022-12-01 12:42:46 +01:00
.cocciconfig
.get_maintainer.ignore get_maintainer: add Alan to .get_maintainer.ignore 2022-08-20 15:17:44 -07:00
.gitattributes
.gitignore Kbuild: add Rust support 2022-09-28 09:02:20 +02:00
.mailmap 9 hotfixes. 6 for MM, 3 for other areas. Four of these patches address 2022-12-10 17:10:52 -08:00
.rustfmt.toml rust: add .rustfmt.toml 2022-09-28 09:02:20 +02:00
COPYING COPYING: state that all contributions really are covered by this file 2020-02-10 13:32:20 -08:00
CREDITS MAINTAINERS: Remove Michal Marek from Kbuild maintainers 2022-11-16 14:53:00 +09:00
Kbuild Kbuild updates for v6.1 2022-10-10 12:00:45 -07:00
Kconfig kbuild: ensure full rebuild when the compiler is updated 2020-05-12 13:28:33 +09:00
MAINTAINERS smb: move client and server files to common directory fs/smb 2023-06-28 11:12:40 +02:00
Makefile Linux 6.1.38 2023-07-05 18:27:38 +01:00
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.