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reset response_size when retry

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hxy7yx
2023-07-25 16:34:32 +08:00
parent 3becc4fe79
commit d968728b15
1 changed files with 5 additions and 4 deletions
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plugins/modbus/modbus_stack.c
+5 -4
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@@ -165,10 +165,11 @@ int modbus_stack_read(modbus_stack_t *stack, uint8_t slave_id,
enum modbus_area area, uint16_t start_address,
uint16_t n_reg, uint16_t *response_size)
{
static __thread uint8_t buf[16] = { 0 };
static __thread neu_protocol_pack_buf_t pbuf = { 0 };
int ret = 0;
modbus_action_e m_action = MODBUS_ACTION_DEFAULT;
static __thread uint8_t buf[16] = { 0 };
static __thread neu_protocol_pack_buf_t pbuf = { 0 };
int ret = 0;
*response_size = 0;
modbus_action_e m_action = MODBUS_ACTION_DEFAULT;
neu_protocol_pack_buf_init(&pbuf, buf, sizeof(buf));