Fix impossible check in uart_set_line_inverse

This commit is contained in:
shinyquagsire23 2017-04-04 00:24:11 -07:00 committed by Ivan Grokhotkov
parent d3703ba80f
commit 8e89a136e1

View file

@ -191,7 +191,7 @@ esp_err_t uart_get_baudrate(uart_port_t uart_num, uint32_t* baudrate)
esp_err_t uart_set_line_inverse(uart_port_t uart_num, uint32_t inverse_mask)
{
UART_CHECK((uart_num < UART_NUM_MAX), "uart_num error", ESP_FAIL);
UART_CHECK((((inverse_mask & UART_LINE_INV_MASK) == 0) && (inverse_mask != 0)), "inverse_mask error", ESP_FAIL);
UART_CHECK((((inverse_mask & ~UART_LINE_INV_MASK) == 0) && (inverse_mask != 0)), "inverse_mask error", ESP_FAIL);
UART_ENTER_CRITICAL(&uart_spinlock[uart_num]);
CLEAR_PERI_REG_MASK(UART_CONF0_REG(uart_num), UART_LINE_INV_MASK);
SET_PERI_REG_MASK(UART_CONF0_REG(uart_num), inverse_mask);