Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net

Pull networking fixes from David Miller:

 1) Count ttl-dropped frames properly in mac80211, from Bob Copeland.

 2) Integer overflow in ktime handling of bcm can code, from Oliver
    Hartkopp.

 3) Fix RX desc handling wrt. hw checksumming in ravb, from Simon
    Horman.

 4) Various hash key fixes in hv_netvsc, from Haiyang Zhang.

 5) Use after free in ax25, from Eric Dumazet.

 6) Several fixes to the SSN support in SCTP, from Xin Long.

 7) Do not process frames after a NAPI reschedule in ibmveth, from
    Thomas Falcon.

 8) Fix NLA_POLICY_NESTED arguments, from Johannes Berg.

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (42 commits)
  qed: Revert error handling changes.
  cfg80211: extend range deviation for DMG
  cfg80211: reg: remove warn_on for a normal case
  mac80211: Add attribute aligned(2) to struct 'action'
  mac80211: don't initiate TDLS connection if station is not associated to AP
  nl80211: fix NLA_POLICY_NESTED() arguments
  ibmveth: Do not process frames after calling napi_reschedule
  net: dev_is_mac_header_xmit() true for ARPHRD_RAWIP
  net: usb: asix: ax88772_bind return error when hw_reset fail
  MAINTAINERS: Update cavium networking drivers
  net/mlx4_core: Fix error handling when initializing CQ bufs in the driver
  net/mlx4_core: Add masking for a few queries on HCA caps
  sctp: set flow sport from saddr only when it's 0
  sctp: set chunk transport correctly when it's a new asoc
  sctp: improve the events for sctp stream adding
  sctp: improve the events for sctp stream reset
  ip_tunnel: Make none-tunnel-dst tunnel port work with lwtunnel
  ax25: fix possible use-after-free
  sfc: suppress duplicate nvmem partition types in efx_ef10_mtd_probe
  hv_netvsc: fix typos in code comments
  ...

1 files changed, 5 insertions, 0 deletions

diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c
index 3a4b8786f7ea..320edcac4699 100644
--- a/drivers/net/wireless/mac80211_hwsim.c
+++ b/drivers/net/wireless/mac80211_hwsim.c
@@ -2761,6 +2761,11 @@ static int mac80211_hwsim_new_radio(struct genl_info *info,
 					BIT(NL80211_CHAN_WIDTH_160);
 	}
 
+	if (!n_limits) {
+		err = -EINVAL;
+		goto failed_hw;
+	}
+
 	data->if_combination.n_limits = n_limits;
 	data->if_combination.max_interfaces = 2048;
 	data->if_combination.limits = data->if_limits;