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Jason Gunthorpe b9653b31d7 RDMA/uverbs: Tidy input validation of ib_uverbs_rereg_mr()
Unknown flags should be EOPNOTSUPP, only zero flags is EINVAL. Flags is
actually the rereg action to perform.

The checking of the start/hca_va/etc is also redundant and ib_umem_get()
does these checks and returns proper error codes.

Fixes: 7e6edb9b2e ("IB/core: Add user MR re-registration support")
Link: https://lore.kernel.org/r/20201130075839.278575-2-leon@kernel.org
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
2020-12-07 14:06:22 -04:00
Documentation Kbuild fixes for v5.10 2020-11-28 10:42:30 -08:00
LICENSES LICENSES/deprecated: add Zlib license text 2020-09-16 14:33:49 +02:00
arch Yet two more places which invoke tracing from RCU disabled regions in the 2020-11-29 11:19:26 -08:00
block block/keyslot-manager: prevent crash when num_slots=1 2020-11-20 11:52:52 -07:00
certs .gitignore: add SPDX License Identifier 2020-03-25 11:50:48 +01:00
crypto drivers-5.10-2020-10-12 2020-10-13 13:04:41 -07:00
drivers RDMA/uverbs: Tidy input validation of ib_uverbs_rereg_mr() 2020-12-07 14:06:22 -04:00
fs More EFI fixes for v5.10-rc: 2020-11-29 10:18:53 -08:00
include Linux 5.10-rc6 2020-12-01 20:40:50 -04:00
init Urgent printk fix for 5.10 2020-11-27 10:38:36 -08:00
ipc ipc: adjust proc_ipc_sem_dointvec definition to match prototype 2020-09-05 12:14:29 -07:00
kernel Linux 5.10-rc6 2020-12-01 20:40:50 -04:00
lib lib/strncpy_from_user.c: Mask out bytes after NUL terminator. 2020-11-19 11:56:16 -08:00
mm mm: fix VM_BUG_ON(PageTail) and BUG_ON(PageWriteback) 2020-11-24 15:23:19 -08:00
net Linux 5.10-rc6 2020-12-01 20:40:50 -04:00
samples Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf 2020-11-06 17:49:34 -08:00
scripts Kbuild fixes for v5.10 2020-11-28 10:42:30 -08:00
security selinux/stable-5.10 PR 20201113 2020-11-14 12:04:02 -08:00
sound ASoC: Fixes for v5.11 2020-11-19 19:56:29 +01:00
tools Linux 5.10-rc6 2020-12-01 20:40:50 -04:00
usr Merge branch 'work.fdpic' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2020-08-07 13:29:39 -07:00
virt kvm: x86/mmu: Support dirty logging for the TDP MMU 2020-10-23 03:42:13 -04:00
.clang-format RDMA 5.10 pull request 2020-10-17 11:18:18 -07:00
.cocciconfig scripts: add Linux .cocciconfig for coccinelle 2016-07-22 12:13:39 +02:00
.get_maintainer.ignore Opt out of scripts/get_maintainer.pl 2019-05-16 10:53:40 -07:00
.gitattributes .gitattributes: use 'dts' diff driver for dts files 2019-12-04 19:44:11 -08:00
.gitignore .gitignore: docs: ignore sphinx_*/ directories 2020-09-10 10:44:31 -06:00
.mailmap ARM: 2020-11-27 11:04:13 -08:00
COPYING COPYING: state that all contributions really are covered by this file 2020-02-10 13:32:20 -08:00
CREDITS Samsung changes for v5.10 2020-11-13 13:16:27 +01:00
Kbuild kbuild: rename hostprogs-y/always to hostprogs/always-y 2020-02-04 01:53:07 +09:00
Kconfig kbuild: ensure full rebuild when the compiler is updated 2020-05-12 13:28:33 +09:00
MAINTAINERS Char/misc driver fixes for 5.10-rc6 2020-11-28 10:04:36 -08:00
Makefile Linux 5.10-rc6 2020-11-29 15:50:50 -08:00
README Drop all 00-INDEX files from Documentation/ 2018-09-09 15:08:58 -06:00

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.