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Maoyi Xie 79240f3f6d wifi: nl80211: re-check wiphy netns in nl80211_prepare_wdev_dump() continuation 
NL80211_CMD_GET_SCAN is implemented as a multi-call dumpit. The first
invocation of nl80211_prepare_wdev_dump() validates the requested wdev
against the caller's netns via __cfg80211_wdev_from_attrs(). Subsequent
invocations look up the same wiphy by its global index and do not check
that the wiphy is still in the caller's netns.

Add the same filter to the continuation path. If the wiphy's netns no
longer matches the caller's, return -ENODEV and the netlink dump
machinery terminates the walk cleanly.

Signed-off-by: Maoyi Xie <maoyi.xie@ntu.edu.sg>
Link: https://patch.msgid.link/20260506064854.2207105-3-maoyixie.tju@gmail.com
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2026-05-06 11:08:41 +02:00
..
certs wifi: cfg80211: fix certs build to not depend on file order 2023-12-14 09:11:51 +01:00
tests Convert 'alloc_obj' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
.gitignore
ap.c wifi: cfg80211: remove wdev mutex 2023-09-11 11:27:23 +02:00
chan.c wifi: cfg80211: add support for NAN data interface 2026-03-25 20:56:53 +01:00
core.c wifi: cfg80211: separately store HT, VHT and HE capabilities for NAN 2026-03-25 20:56:54 +01:00
core.h wifi: cfg80211: add support for NAN data interface 2026-03-25 20:56:53 +01:00
debugfs.c wifi: cfg80211: Add parameters to radio-specific debugfs directories 2025-10-27 09:18:41 +01:00
debugfs.h
ethtool.c wifi: cfg80211: Remove the redundant wiphy_dev 2025-09-10 15:05:48 +02:00
ibss.c wifi: cfg80211: support key installation on non-netdev wdevs 2026-03-02 11:28:33 +01:00
Kconfig wifi: cfg80211: stop exporting wext symbols 2024-10-08 21:53:31 +02:00
Makefile wifi: mac80211, cfg80211: Export michael_mic() and move it to cfg80211 2026-04-08 08:55:15 +02:00
mesh.c wifi: cfg80211: move DFS related members to links[] in wireless_dev 2024-09-06 13:01:05 +02:00
michael-mic.c wifi: cfg80211: Explicitly include <linux/export.h> in michael-mic.c 2026-04-09 08:54:43 +02:00
mlme.c wifi: cfg80211: allow protected action frame TX for NAN 2026-03-25 20:56:56 +01:00
nl80211.c wifi: nl80211: re-check wiphy netns in nl80211_prepare_wdev_dump() continuation 2026-05-06 11:08:41 +02:00
nl80211.h wifi: nl80211: refactor nl80211_parse_chandef 2026-03-02 09:22:52 +01:00
ocb.c wifi: cfg80211: remove wdev mutex 2023-09-11 11:27:23 +02:00
of.c wifi: Add SPDX ids to some files in the wireless subsystem 2026-03-06 10:54:23 +01:00
pmsr.c wifi: nl80211: fix NL80211_PMSR_FTM_REQ_ATTR_FTMS_PER_BURST usage 2026-05-06 11:03:21 +02:00
radiotap.c wifi: Add SPDX ids to some files in the wireless subsystem 2026-03-06 10:54:23 +01:00
rdev-ops.h wifi: nl80211: define an API for configuring the NAN peer's schedule 2026-03-25 20:56:55 +01:00
reg.c wifi: cfg80211: add support for NAN data interface 2026-03-25 20:56:53 +01:00
reg.h wifi: Add SPDX ids to some files in the wireless subsystem 2026-03-06 10:54:23 +01:00
scan.c Convert 'alloc_flex' family to use the new default GFP_KERNEL argument 2026-02-21 17:09:51 -08:00
sme.c wifi: cfg80211: support key installation on non-netdev wdevs 2026-03-02 11:28:33 +01:00
sysfs.c Networking changes for 7.1. 2026-04-14 18:36:10 -07:00
sysfs.h
trace.c wifi: Add SPDX ids to some files in the wireless subsystem 2026-03-06 10:54:23 +01:00
trace.h wifi: nl80211: Add a notification to notify NAN channel evacuation 2026-03-25 20:56:55 +01:00
util.c wifi: cfg80211: allow ToDS=0/FromDS=0 data frames on NAN data interfaces 2026-03-25 20:56:55 +01:00
wext-compat.c wifi: cfg80211: support key installation on non-netdev wdevs 2026-03-02 11:28:33 +01:00
wext-compat.h Revert "wifi: cfg80211: unexport wireless_nlevent_flush()" 2024-10-09 08:53:01 +02:00
wext-core.c wifi: Add SPDX ids to some files in the wireless subsystem 2026-03-06 10:54:23 +01:00
wext-priv.c wifi: Add SPDX ids to some files in the wireless subsystem 2026-03-06 10:54:23 +01:00
wext-proc.c wifi: Add SPDX ids to some files in the wireless subsystem 2026-03-06 10:54:23 +01:00
wext-sme.c wifi: cfg80211: define and use wiphy guard 2024-12-04 16:10:52 +01:00