--- zzzz-none-000/linux-3.10.107/drivers/net/wireless/hostap/hostap_proc.c	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/drivers/net/wireless/hostap/hostap_proc.c	2021-02-04 17:41:59.000000000 +0000
@@ -168,7 +168,6 @@
 	local_info_t *local = m->private;
 	struct list_head *ptr = v;
 	struct hostap_bss_info *bss;
-	int i;
 
 	if (ptr == &local->bss_list) {
 		seq_printf(m, "#BSSID\tlast_update\tcount\tcapab_info\tSSID(txt)\t"
@@ -181,16 +180,12 @@
 		   bss->bssid, bss->last_update,
 		   bss->count, bss->capab_info);
 
-	for (i = 0; i < bss->ssid_len; i++)
-		seq_putc(m,bss->ssid[i] >= 32 && bss->ssid[i] < 127 ?
-			   bss->ssid[i] : '_');
+	seq_printf(m, "%*pE", (int)bss->ssid_len, bss->ssid);
 
 	seq_putc(m, '\t');
-	for (i = 0; i < bss->ssid_len; i++)
-		seq_printf(m, "%02x", bss->ssid[i]);
+	seq_printf(m, "%*phN", (int)bss->ssid_len, bss->ssid);
 	seq_putc(m, '\t');
-	for (i = 0; i < bss->wpa_ie_len; i++)
-		seq_printf(m, "%02x", bss->wpa_ie[i]);
+	seq_printf(m, "%*phN", (int)bss->wpa_ie_len, bss->wpa_ie);
 	seq_putc(m, '\n');
 	return 0;
 }
@@ -496,7 +491,7 @@
 
 void hostap_remove_proc(local_info_t *local)
 {
-	remove_proc_subtree(local->ddev->name, hostap_proc);
+	proc_remove(local->proc);
 }