i2c: fti2c010: fix compiler warning on paddr[]

This fixes the following compiler warnings:

fti2c010.c: In function 'fti2c010_read':
fti2c010.c:204:8: warning: 'paddr' may be used uninitialized in this function [-Wuninitialized]
fti2c010.c: In function 'fti2c010_write':
fti2c010.c:266:8: warning: 'paddr' may be used uninitialized in this function [-Wuninitialized]

Signed-off-by: Kuo-Jung Su <dantesu@faraday-tech.com>
Cc: Heiko Schocher <hs@denx.de>

drivers/i2c/fti2c010.c

@@ -201,7 +201,7 @@ static int fti2c010_read(struct i2c_adapter *adap,
 	struct fti2c010_chip *chip = chip_list + adap->hwadapnr;
 	struct fti2c010_regs *regs = chip->regs;
 	int ret, pos;
-	uchar paddr[4];
+	uchar paddr[4] = { 0 };
 
 	to_i2c_addr(paddr, addr, alen);
 
@@ -263,7 +263,7 @@ static int fti2c010_write(struct i2c_adapter *adap,
 	struct fti2c010_chip *chip = chip_list + adap->hwadapnr;
 	struct fti2c010_regs *regs = chip->regs;
 	int ret, pos;
-	uchar paddr[4];
+	uchar paddr[4] = { 0 };
 
 	to_i2c_addr(paddr, addr, alen);