Fix UART malloc for ports/analog BUSIO

- Remove excess argument from UART ringbuf malloc call
- Remove unused err and intfl0 in I2C driver to remove warnings

Signed-off-by: Brandon-Hurst <[email protected]>

Author: Brandon-Hurst

ports/analog/common-hal/busio/I2C.c

@@ -47,7 +47,7 @@ void common_hal_busio_i2c_construct(busio_i2c_obj_t *self,
     const mcu_pin_obj_t *sda,
     uint32_t frequency, uint32_t timeout) {
 
-    int temp, err = 0;
+    int temp = 0;
 
     // Check for NULL Pointers && valid I2C settings
     assert(self);
@@ -113,7 +113,7 @@ void common_hal_busio_i2c_deinit(busio_i2c_obj_t *self) {
 
 // Probe device in I2C bus
 bool common_hal_busio_i2c_probe(busio_i2c_obj_t *self, uint8_t addr) {
-    uint32_t int_fl0, int_fl1;
+    uint32_t int_fl0;
     bool ret = 0;
 
     // Clear FIFOs & all interrupt flags

ports/analog/common-hal/busio/UART.c

@@ -239,7 +239,7 @@ void common_hal_busio_uart_construct(busio_uart_obj_t *self,
 
     // Initialize ringbuffer
     if (receiver_buffer == NULL) {
-        self->ringbuf = m_malloc_without_collect(receiver_buffer_size, false);
+        self->ringbuf = m_malloc_without_collect(receiver_buffer_size);
         if (!ringbuf_alloc(self->ringbuf, receiver_buffer_size)) {
             m_malloc_fail(receiver_buffer_size);
             mp_raise_RuntimeError(MP_ERROR_TEXT("ERR: Could not init ringbuffer\n"));