[PATCH] drivers/mfd/sm501.c: fix an off-by-one

Fix an off-by-one spotted by the Coverity checker. Signed-off-by: Adrian Bunk <[email protected]> Cc: Ben Dooks <[email protected]> Cc: Vincent Sanders <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
huntrar · Apr 2, 2007 · bf703c3 · bf703c3
1 parent 10fa115
commit bf703c3
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/drivers/mfd/sm501.c b/drivers/mfd/sm501.c
@@ -319,7 +319,7 @@ int sm501_unit_power(struct device *dev, unsigned int unit, unsigned int to)
 
 	mode &= 3;		/* get current power mode */
 
-	if (unit > ARRAY_SIZE(sm->unit_power)) {
+	if (unit >= ARRAY_SIZE(sm->unit_power)) {
 		dev_err(dev, "%s: bad unit %d\n", __FUNCTION__, unit);
 		goto already;
 	}