Summary:
- During Wi-Fi stress test, I noticed ASSERT happens in gs2200m_main.c
- Actually, req->max_buflen was 0 but the case was not handled correctly
- This commit fixes this issue
Impact:
- Affects read/recvfrom with len=0 cases
Testing:
- Tested with spresense:wifi_smp
- Run nxplayer for audio streaming
- Run ps/free/ifconfig commands via telnet
- Run smp command via telnet
Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com>