[MIPS] Yosemite: fix uninitialized variable in titan_i2c_xfer()

Signed-off-by: NYoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
Signed-off-by: NRalf Baechle <ralf@linux-mips.org>

arch/mips/pmc-sierra/yosemite/i2c-yosemite.c

@@ -74,7 +74,7 @@ static int titan_i2c_poll(void)
 int titan_i2c_xfer(unsigned int slave_addr, titan_i2c_command * cmd,
 		   int size, unsigned int *addr)
 {
-	int loop = 0, bytes, i;
+	int loop, bytes = 0, i;
 	unsigned int *write_data, data, *read_data;
 	unsigned long reg_val, val;