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Commit ee96d6ef authored by Johannes Berg's avatar Johannes Berg Committed by John W. Linville
Browse files

mac80211: remove useless non-NULL tests from scan results code 



I'm surprised nobody complained about these before. What a waste.

Signed-off-by: default avatarJohannes Berg <johannes@sipsolutions.net>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 491775a5

net/mac80211/mlme.c

+18 −22
Original line number Diff line number Diff line
@@ -3822,6 +3822,7 @@ ieee80211_sta_scan_result(struct ieee80211_local *local, 
			  char *current_ev, char *end_buf)

{

	struct iw_event iwe;

	char *buf;



	if (time_after(jiffies,

		       bss->last_update + IEEE80211_SCAN_RESULT_EXPIRE))
@@ -3896,7 +3897,7 @@ ieee80211_sta_scan_result(struct ieee80211_local *local, 


	ieee80211_sta_add_scan_ies(info, bss, &current_ev, end_buf);



	if (bss && bss->supp_rates_len > 0) {

	if (bss->supp_rates_len > 0) {

		/* display all supported rates in readable format */

		char *p = current_ev + iwe_stream_lcp_len(info);

		int i;
@@ -3915,16 +3916,13 @@ ieee80211_sta_scan_result(struct ieee80211_local *local, 
		current_ev = p;

	}



	if (bss) {

		char *buf;

	buf = kmalloc(30, GFP_ATOMIC);

	if (buf) {

		memset(&iwe, 0, sizeof(iwe));

		iwe.cmd = IWEVCUSTOM;

		sprintf(buf, "tsf=%016llx", (unsigned long long)(bss->timestamp));

		iwe.u.data.length = strlen(buf);

			current_ev = iwe_stream_add_point(info, current_ev,

							  end_buf,

		current_ev = iwe_stream_add_point(info, current_ev, end_buf,

						  &iwe, buf);

		memset(&iwe, 0, sizeof(iwe));

		iwe.cmd = IWEVCUSTOM;
@@ -3935,10 +3933,8 @@ ieee80211_sta_scan_result(struct ieee80211_local *local, 
						  end_buf, &iwe, buf);

		kfree(buf);

	}

	}



	if (bss_mesh_cfg(bss)) {

		char *buf;

		u8 *cfg = bss_mesh_cfg(bss);

		buf = kmalloc(50, GFP_ATOMIC);

		if (buf) {