hwmon/lm70: Make lm70_remove a __devexit function

This fixes a potential broken reference.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
diff --git a/drivers/hwmon/lm70.c b/drivers/hwmon/lm70.c
index 6ba8473..7eaae38 100644
--- a/drivers/hwmon/lm70.c
+++ b/drivers/hwmon/lm70.c
@@ -126,7 +126,7 @@
 	return status;
 }
 
-static int __exit lm70_remove(struct spi_device *spi)
+static int __devexit lm70_remove(struct spi_device *spi)
 {
 	struct lm70 *p_lm70 = dev_get_drvdata(&spi->dev);