net80211: ieee80211_dump_node() check for channel to be set

Avoid panics in case ieee80211_dump_node() gets called before a
channel context is set.

Sponsored by:	The FreeBSD Foundation
MFC after:	3 days

This commit is contained in:

Bjoern A. Zeeb

2023-11-30 18:20:22 +00:00

parent 629a72376d

commit c93be3079b

1 changed files with 2 additions and 1 deletions

									
										sys/net80211/ieee80211_node.c
									
		+2
		-1
	
												View File
												
				@@ -2647,7 +2647,8 @@ ieee80211_dump_node(struct ieee80211_node_table *nt __unused,

					printf("\tbssid %s essid \"%.*s\" channel %u:0x%x\n",

						ether_sprintf(ni->ni_bssid),

						ni->ni_esslen, ni->ni_essid,

						ni->ni_chan->ic_freq, ni->ni_chan->ic_flags);

						(ni->ni_chan != IEEE80211_CHAN_ANYC) ? ni->ni_chan->ic_freq : 0,

						(ni->ni_chan != IEEE80211_CHAN_ANYC) ? ni->ni_chan->ic_flags : 0);

					printf("\tinact %u inact_reload %u txrate %u\n",

						ni->ni_inact, ni->ni_inact_reload, ni->ni_txrate);

					printf("\thtcap %x htparam %x htctlchan %u ht2ndchan %u\n",