Make TCP buffer dividable by MSS

me-no-dev · me-no-dev · commit 3c6ba76fb014 · 2025-10-26T13:07:32.000+02:00
By default the buffer has 16 bytes overhead
diff --git a/configs/defconfig.common b/configs/defconfig.common
@@ -56,6 +56,7 @@ CONFIG_LWIP_ETHARP_TRUST_IP_MAC=y
 # CONFIG_LWIP_DHCP_DOES_ARP_CHECK is not set
 CONFIG_LWIP_TCP_SYNMAXRTX=6
 CONFIG_LWIP_TCP_MSS=1436
+CONFIG_LWIP_TCP_SND_BUF_DEFAULT=5744
 CONFIG_LWIP_TCP_RTO_TIME=3000
 CONFIG_LWIP_TCP_SACK_OUT=y
 CONFIG_LWIP_TCPIP_TASK_STACK_SIZE=4096
