i2c: davinci: use correct format identifier for size_t

Fixes this warning (found by build testing with 64bit):

format ‘%i’ expects argument of type ‘int’, but argument 3 has type
‘size_t {aka long unsigned int}’ [-Wformat=]
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Acked-by: Sekhar Nori <nsekhar@ti.com>

drivers/i2c/busses/i2c-davinci.c

@@ -504,7 +504,7 @@ i2c_davinci_xfer_msg(struct i2c_adapter *adap, struct i2c_msg *msg, int stop)
 		/* This should be 0 if all bytes were transferred
 		 * or dev->cmd_err denotes an error.
 		 */
-		dev_err(dev->dev, "abnormal termination buf_len=%i\n",
+		dev_err(dev->dev, "abnormal termination buf_len=%zu\n",
 			dev->buf_len);
 		dev->terminate = 1;
 		wmb();