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Update STM32 EMAC driver based on review 

-Fix len type
-Use ETH_RX_BUF_SIZE instead of hard-coded value 1500
pull/12457/head
Arto Kinnunen 2020-02-20 15:49:58 +02:00
parent 6a410f89eb
commit da04cc3fcf
1 changed files with 2 additions and 2 deletions
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4
features/netsocket/emac-drivers/TARGET_STM/stm32xx_emac.cpp
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@ -520,7 +520,7 @@ error:
int STM32_EMAC::low_level_input(emac_mem_buf_t **buf) int STM32_EMAC::low_level_input(emac_mem_buf_t **buf)
#ifndef ETH_IP_VERSION_V2 #ifndef ETH_IP_VERSION_V2
{ {
uint16_t len = 0; uint32_t len = 0;
uint8_t *buffer; uint8_t *buffer;
__IO ETH_DMADescTypeDef *dmarxdesc; __IO ETH_DMADescTypeDef *dmarxdesc;
uint32_t bufferoffset = 0; uint32_t bufferoffset = 0;
@ -540,7 +540,7 @@ int STM32_EMAC::low_level_input(emac_mem_buf_t **buf)
dmarxdesc = EthHandle.RxFrameInfos.FSRxDesc; dmarxdesc = EthHandle.RxFrameInfos.FSRxDesc;
if (len > 0 && EthHandle.RxFrameInfos.length <= 1500) { if (len > 0 && len <= ETH_RX_BUF_SIZE) {
/* Allocate a memory buffer chain from buffer pool */ /* Allocate a memory buffer chain from buffer pool */
*buf = memory_manager->alloc_pool(len, 0); *buf = memory_manager->alloc_pool(len, 0);
} }