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authorLinus Torvalds <torvalds@linux-foundation.org>2026-08-19 10:09:22 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2026-08-19 10:09:22 -0700
commitf4cdf7ca9a1fdcca413157df19753f388a5a224e (patch)
tree60a31895b2446cd7fa27514e8c2843534a0de0da /net/wireless/ap.c
downloadlinux-stable-f4cdf7ca9a1fdcca413157df19753f388a5a224e.tar.gz
linux-stable-f4cdf7ca9a1fdcca413157df19753f388a5a224e.zip
Merge tag 'media/v7.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-mediagrafted
Pull media updates from Mauro Carvalho Chehab: - v4l2-core: added ISP statistics support and per-block validation - v4l2-core: Allow unknown HDR10 white point and luminance - New camera sensors: Sony IMX678 and IMX471m, Himax HM1092 IR sensor - New codec: Milos: VPU v2.0 codec support - isp driver: gained support for Dreamchip RPPX1 ISP framework - vsp1 driver: gained support for RZ/T2H and RZ/N2H - Novalake driver: gained CVS support for new NVL hardware - dvb-core: fix feed leak on failed DMX_ADD_PID - several driver fixes, cleanups and minor improvements * tag 'media/v7.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (308 commits) media: ipu-bridge: check all DMI entries when overriding sensor rotation media: v4l2-async: avoid deleting unlinked ASC entry on link error media: rzg2l-cru: Align bytesperline to hardware DMA stride requirement media: intel/ipu6: fix async notifier cleanup leak on parse error media: staging/ipu7: fix async notifier UAF on probe error path media: amd: isp4: fix self-deadlock in isp4sd_pwron_and_init() error path media: amd: isp4: release partial allocations in isp4if_alloc_fw_gpumem() media: rcar-isp: Fix VSPX reference leaks media: rcar-isp: Release ISPCORE resources media: i2c: imx415: Release runtime PM reference on VBLANK error media: i2c: imx415: Return test pattern write errors media: renesas: vsp1: Declare index variables in for loop statement media: renesas: vsp1: Make reset control optional to support platforms without a reset line media: dt-bindings: media: renesas,vsp1: Document RZ/T2H and RZ/N2H SoCs media: dt-bindings: media: renesas,fcp: Document RZ/T2H and RZ/N2H SoCs media: nxp: imx8-isi: Add additional 32-bit RGB format support media: nxp: imx8-isi: Add 16-bit raw Bayer format support media: nxp: imx8-isi: Implement per-stream reference counting for multiplexed streams media: nxp: imx8-isi: Use BIT_ULL() for 64-bit stream masks media: nxp: imx8-isi: Correct color map between V4L2 and ISI ...
Diffstat (limited to 'net/wireless/ap.c')
-rw-r--r--net/wireless/ap.c74
1 files changed, 74 insertions, 0 deletions
diff --git a/net/wireless/ap.c b/net/wireless/ap.c
new file mode 100644
index 000000000..9a9a87080
--- /dev/null
+++ b/net/wireless/ap.c
@@ -0,0 +1,74 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Parts of this file are
+ * Copyright (C) 2022-2023 Intel Corporation
+ */
+#include <linux/ieee80211.h>
+#include <linux/export.h>
+#include <net/cfg80211.h>
+#include "nl80211.h"
+#include "core.h"
+#include "rdev-ops.h"
+
+
+static int ___cfg80211_stop_ap(struct cfg80211_registered_device *rdev,
+ struct net_device *dev, unsigned int link_id,
+ bool notify)
+{
+ struct wireless_dev *wdev = dev->ieee80211_ptr;
+ int err;
+
+ lockdep_assert_wiphy(wdev->wiphy);
+
+ if (!rdev->ops->stop_ap)
+ return -EOPNOTSUPP;
+
+ if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP &&
+ dev->ieee80211_ptr->iftype != NL80211_IFTYPE_P2P_GO)
+ return -EOPNOTSUPP;
+
+ if (!wdev->links[link_id].ap.beacon_interval)
+ return -ENOENT;
+
+ err = rdev_stop_ap(rdev, dev, link_id);
+ if (!err) {
+ wdev->conn_owner_nlportid = 0;
+ wdev->links[link_id].ap.beacon_interval = 0;
+ memset(&wdev->links[link_id].ap.chandef, 0,
+ sizeof(wdev->links[link_id].ap.chandef));
+ wdev->u.ap.ssid_len = 0;
+ rdev_set_qos_map(rdev, dev, NULL);
+ if (notify)
+ nl80211_send_ap_stopped(wdev, link_id);
+
+ /* Should we apply the grace period during beaconing interface
+ * shutdown also?
+ */
+ cfg80211_sched_dfs_chan_update(rdev);
+ }
+
+ schedule_work(&cfg80211_disconnect_work);
+
+ return err;
+}
+
+int cfg80211_stop_ap(struct cfg80211_registered_device *rdev,
+ struct net_device *dev, int link_id,
+ bool notify)
+{
+ unsigned int link;
+ int ret = 0;
+
+ if (link_id >= 0)
+ return ___cfg80211_stop_ap(rdev, dev, link_id, notify);
+
+ for_each_valid_link(dev->ieee80211_ptr, link) {
+ int ret1 = ___cfg80211_stop_ap(rdev, dev, link, notify);
+
+ if (ret1)
+ ret = ret1;
+ /* try the next one also if one errored */
+ }
+
+ return ret;
+}