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extmod/network_wiznet5k: Rearrange the function wiznet5k_poll(). 

To have just one exit and a more compact flag test.  This is just a style
change without impact to the functionality.
This commit is contained in:
robert-hh 2022-07-30 12:30:09 +02:00 committed by Damien George
parent 999b66d531
commit f000ac9e82
1 changed files with 12 additions and 14 deletions
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26
extmod/network_wiznet5k.c
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@ -325,20 +325,18 @@ STATIC void wiznet5k_lwip_init(wiznet5k_obj_t *self) {
void wiznet5k_poll(void) {
wiznet5k_obj_t *self = &wiznet5k_obj;
if (!(self->netif.flags & NETIF_FLAG_UP) ||
!(self->netif.flags & NETIF_FLAG_LINK_UP)) {
return;
}
uint16_t len;
while ((len = wiznet5k_recv_ethernet(self)) > 0) {
if (self->trace_flags & TRACE_ETH_RX) {
netutils_ethernet_trace(MP_PYTHON_PRINTER, len, self->eth_frame, NETUTILS_TRACE_NEWLINE);
}
struct pbuf *p = pbuf_alloc(PBUF_RAW, len, PBUF_POOL);
if (p != NULL) {
pbuf_take(p, self->eth_frame, len);
if (self->netif.input(p, &self->netif) != ERR_OK) {
pbuf_free(p);
if ((self->netif.flags & (NETIF_FLAG_UP | NETIF_FLAG_LINK_UP)) == (NETIF_FLAG_UP | NETIF_FLAG_LINK_UP)) {
uint16_t len;
while ((len = wiznet5k_recv_ethernet(self)) > 0) {
if (self->trace_flags & TRACE_ETH_RX) {
netutils_ethernet_trace(MP_PYTHON_PRINTER, len, self->eth_frame, NETUTILS_TRACE_NEWLINE);
}
struct pbuf *p = pbuf_alloc(PBUF_RAW, len, PBUF_POOL);
if (p != NULL) {
pbuf_take(p, self->eth_frame, len);
if (self->netif.input(p, &self->netif) != ERR_OK) {
pbuf_free(p);
}
}
}
}