Merge tag 'net-6.11-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

Pull networking fixes from Paolo Abeni:
 "Including fixes from wireless, bleutooth, BPF and netfilter.

  Current release - regressions:

   - core: drop bad gso csum_start and offset in virtio_net_hdr

   - wifi: mt76: fix null pointer access in mt792x_mac_link_bss_remove

   - eth: tun: add missing bpf_net_ctx_clear() in do_xdp_generic()

   - phy: aquantia: only poll GLOBAL_CFG regs on aqr113, aqr113c and
     aqr115c

  Current release - new code bugs:

   - smc: prevent UAF in inet_create()

   - bluetooth: btmtk: fix kernel crash when entering btmtk_usb_suspend

   - eth: bnxt: reject unsupported hash functions

  Previous releases - regressions:

   - sched: act_ct: take care of padding in struct zones_ht_key

   - netfilter: fix null-ptr-deref in iptable_nat_table_init().

   - tcp: adjust clamping window for applications specifying SO_RCVBUF

  Previous releases - always broken:

   - ethtool: rss: small fixes to spec and GET

   - mptcp:
      - fix signal endpoint re-add
      - pm: fix backup support in signal endpoints

   - wifi: ath12k: fix soft lockup on suspend

   - eth: bnxt_en: fix RSS logic in __bnxt_reserve_rings()

   - eth: ice: fix AF_XDP ZC timeout and concurrency issues

   - eth: mlx5:
      - fix missing lock on sync reset reload
      - fix error handling in irq_pool_request_irq"

* tag 'net-6.11-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (76 commits)
  mptcp: fix duplicate data handling
  mptcp: fix bad RCVPRUNED mib accounting
  ipv6: fix ndisc_is_useropt() handling for PIO
  igc: Fix double reset adapter triggered from a single taprio cmd
  net: MAINTAINERS: Demote Qualcomm IPA to "maintained"
  net: wan: fsl_qmc_hdlc: Discard received CRC
  net: wan: fsl_qmc_hdlc: Convert carrier_lock spinlock to a mutex
  net/mlx5e: Add a check for the return value from mlx5_port_set_eth_ptys
  net/mlx5e: Fix CT entry update leaks of modify header context
  net/mlx5e: Require mlx5 tc classifier action support for IPsec prio capability
  net/mlx5: Fix missing lock on sync reset reload
  net/mlx5: Lag, don't use the hardcoded value of the first port
  net/mlx5: DR, Fix 'stack guard page was hit' error in dr_rule
  net/mlx5: Fix error handling in irq_pool_request_irq
  net/mlx5: Always drain health in shutdown callback
  net: Add skbuff.h to MAINTAINERS
  r8169: don't increment tx_dropped in case of NETDEV_TX_BUSY
  netfilter: iptables: Fix potential null-ptr-deref in ip6table_nat_table_init().
  netfilter: iptables: Fix null-ptr-deref in iptable_nat_table_init().
  net: drop bad gso csum_start and offset in virtio_net_hdr
  ...

1 files changed, 21 insertions, 0 deletions

diff --git a/net/bluetooth/hci_sync.c b/net/bluetooth/hci_sync.c
index cd2ed16da8a4..a31d39a821f4 100644
--- a/net/bluetooth/hci_sync.c
+++ b/net/bluetooth/hci_sync.c
@@ -2976,6 +2976,27 @@ static int hci_passive_scan_sync(struct hci_dev *hdev)
 	 */
 	filter_policy = hci_update_accept_list_sync(hdev);
 
+	/* If suspended and filter_policy set to 0x00 (no acceptlist) then
+	 * passive scanning cannot be started since that would require the host
+	 * to be woken up to process the reports.
+	 */
+	if (hdev->suspended && !filter_policy) {
+		/* Check if accept list is empty then there is no need to scan
+		 * while suspended.
+		 */
+		if (list_empty(&hdev->le_accept_list))
+			return 0;
+
+		/* If there are devices is the accept_list that means some
+		 * devices could not be programmed which in non-suspended case
+		 * means filter_policy needs to be set to 0x00 so the host needs
+		 * to filter, but since this is treating suspended case we
+		 * can ignore device needing host to filter to allow devices in
+		 * the acceptlist to be able to wakeup the system.
+		 */
+		filter_policy = 0x01;
+	}
+
 	/* When the controller is using random resolvable addresses and
 	 * with that having LE privacy enabled, then controllers with
 	 * Extended Scanner Filter Policies support can now enable support