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esp_now: fix unused variable warning

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esp_now_pkt_hdr_t *hdr is only used if gnrc_sixlowpan is used,
so move it into the according #ifdef

fixes #12257
This commit is contained in:
Benjamin Valentin 2019-09-17 19:02:47 +02:00
parent 1a89829cc7
commit 9129ea7399
1 changed files with 2 additions and 1 deletions
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3
cpu/esp_common/esp-now/esp_now_gnrc.c
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@ -147,7 +147,6 @@ static gnrc_pktsnip_t *_recv(gnrc_netif_t *netif)
pkt = mac_hdr;
goto err;
}
esp_now_pkt_hdr_t *hdr = (esp_now_pkt_hdr_t*)esp_hdr->data;
#ifdef MODULE_L2FILTER
if (!l2filter_pass(dev->filter, mac_hdr->data, ESP_NOW_ADDR_LEN)) {
@ -160,6 +159,8 @@ static gnrc_pktsnip_t *_recv(gnrc_netif_t *netif)
pkt->type = GNRC_NETTYPE_UNDEF;
#ifdef MODULE_GNRC_SIXLOWPAN
esp_now_pkt_hdr_t *hdr = (esp_now_pkt_hdr_t*)esp_hdr->data;
if (hdr->flags & ESP_NOW_PKT_HDR_FLAG_SIXLO) {
pkt->type = GNRC_NETTYPE_SIXLOWPAN;
}