Endianness detection is checked against uninitialized ret variable.
Assign ret with read value from status register to fix this.
Fixes: 31a359f87eaa ("serial: uartlite: Add support to work with any endianness")
Signed-off-by: Ashok Reddy Soma <ashok.reddy.soma@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
uart_out32(®s->control, 0);
uart_out32(®s->control, ULITE_CONTROL_RST_RX | ULITE_CONTROL_RST_TX);
- uart_in32(®s->status);
+ ret = uart_in32(®s->status);
/* Endianness detection */
if ((ret & SR_TX_FIFO_EMPTY) != SR_TX_FIFO_EMPTY) {
little_endian = true;