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Filename Latest commit message Latest commit date
Nadezda Lutovinova 8f5e26053c usb: gadget: mv_u3d: request_irq() after initializing UDC
[ Upstream commit 2af0c5ffadaf9d13eca28409d4238b4e672942d3 ]

If IRQ occurs between calling  request_irq() and  mv_u3d_eps_init(),
then null pointer dereference occurs since u3d->eps[] wasn't
initialized yet but used in mv_u3d_nuke().

The patch puts registration of the interrupt handler after
initializing of neccesery data.

Found by Linux Driver Verification project (linuxtesting.org).

Fixes: 90fccb529d ("usb: gadget: Gadget directory cleanup - group UDC drivers")
Acked-by: Felipe Balbi <balbi@kernel.org>
Signed-off-by: Nadezda Lutovinova <lutovinova@ispras.ru>
Link: https://lore.kernel.org/r/20210818141247.4794-1-lutovinova@ispras.ru
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-09-15 09:47:35 +02:00
arch arm64: dts: exynos: correct GIC CPU interfaces address range on Exynos7 2021-09-15 09:47:34 +02:00
block
certs certs: Trigger creation of RSA module signing key if it's not an RSA key 2021-09-15 09:47:29 +02:00
crypto
Documentation KVM: X86: MMU: Use the correct inherited permissions to get shadow page 2021-08-15 13:08:04 +02:00
drivers usb: gadget: mv_u3d: request_irq() after initializing UDC 2021-09-15 09:47:35 +02:00
fs nfsd4: Fix forced-expiry locking 2021-09-15 09:47:35 +02:00
include PM: EM: Increase energy calculation precision 2021-09-15 09:47:33 +02:00
init
ipc
kernel PM: EM: Increase energy calculation precision 2021-09-15 09:47:33 +02:00
lib lib/mpi: use kcalloc in mpi_resize 2021-09-15 09:47:29 +02:00
LICENSES
mm mm/page_alloc: speed up the iteration of max_order 2021-09-12 08:56:41 +02:00
net mac80211: Fix insufficient headroom issue for AMSDU 2021-09-15 09:47:35 +02:00
samples
scripts scripts/tracing: fix the bug that can't parse raw_trace_func 2021-08-12 13:21:00 +02:00
security
sound ALSA: usb-audio: Add registration quirk for JBL Quantum 800 2021-09-12 08:56:41 +02:00
tools bpf: Fix a typo of reuseport map in bpf.h. 2021-09-15 09:47:30 +02:00
usr
virt KVM: Do not leak memory for duplicate debugfs directories 2021-08-12 13:21:03 +02:00
.clang-format
.cocciconfig
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.gitattributes
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COPYING
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Makefile Linux 5.4.145 2021-09-12 08:56:42 +02:00
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.