i2c: Timeouts off by 1

with while (timeout++ < MAX_TIMEOUT); timeout reaches MAX_TIMEOUT + 1
after the loop, so the tests below are off by one.

Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
diff --git a/drivers/i2c/busses/i2c-sis630.c b/drivers/i2c/busses/i2c-sis630.c
index 50c3610..70ca41e 100644
--- a/drivers/i2c/busses/i2c-sis630.c
+++ b/drivers/i2c/busses/i2c-sis630.c
@@ -173,7 +173,7 @@
 	} while (!(temp & 0x0e) && (timeout++ < MAX_TIMEOUT));
 
 	/* If the SMBus is still busy, we give up */
-	if (timeout >= MAX_TIMEOUT) {
+	if (timeout > MAX_TIMEOUT) {
 		dev_dbg(&adap->dev, "SMBus Timeout!\n");
 		result = -ETIMEDOUT;
 	}