wpa_supplicant: fix gcc-12 compile errors

components/wpa_supplicant/src/common/bss.c

@@ -109,7 +109,7 @@ static int wpa_bss_known(struct wpa_supplicant *wpa_s, struct wpa_bss *bss)
 {
 	struct wifi_ssid *ssid = esp_wifi_sta_get_prof_ssid_internal();
 
-	if (ssid->ssid == NULL || ssid->len == 0)
+	if (ssid->len == 0)
 		return 0;
 	if (ssid->len == bss->ssid_len &&
 	    os_memcmp(ssid->ssid, bss->ssid, ssid->len) == 0)

components/wpa_supplicant/src/tls/pkcs1.c

@@ -322,8 +322,6 @@ int pkcs1_v15_sig_ver(struct crypto_public_key *pk,
 		return -1;
 	}
 
-	os_free(decrypted);
-
 	if (hdr.payload + hdr.length != decrypted + decrypted_len) {
 		wpa_printf(MSG_INFO,
 			   "PKCS #1: Extra data after signature - reject");
@@ -332,8 +330,10 @@ int pkcs1_v15_sig_ver(struct crypto_public_key *pk,
 			    hdr.payload + hdr.length,
 			    decrypted + decrypted_len - hdr.payload -
 			    hdr.length);
+		os_free(decrypted);
 		return -1;
 	}
 
+	os_free(decrypted);
 	return 0;
 }