hwmon: (lm78/w83781d) Probe fewer I2C addresses

We've never seen any device supported by the lm78 or w83781d driver at
addresses 0x20-0x27, so let's stop probing these addresses. Extra probes cost
time, and have potential for confusing or misdetecting other I2C devices.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Mark M. Hoffman <mhoffman@lightlink.com>
diff --git a/drivers/hwmon/lm78.c b/drivers/hwmon/lm78.c
index 3f7055e..934378e 100644
--- a/drivers/hwmon/lm78.c
+++ b/drivers/hwmon/lm78.c
@@ -37,10 +37,8 @@
 static struct platform_device *pdev;
 
 /* Addresses to scan */
-static unsigned short normal_i2c[] = { 0x20, 0x21, 0x22, 0x23, 0x24,
-					0x25, 0x26, 0x27, 0x28, 0x29,
-					0x2a, 0x2b, 0x2c, 0x2d, 0x2e,
-					0x2f, I2C_CLIENT_END };
+static unsigned short normal_i2c[] = { 0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d,
+				       0x2e, 0x2f, I2C_CLIENT_END };
 static unsigned short isa_address = 0x290;
 
 /* Insmod parameters */