From: Axel Lin <axel.lin@gmail.com>
Date: Mon, 28 Nov 2011 06:06:31 +0000 (+0800)
Subject: regulator: aat2870: Fix the logic of checking if no id is matched in aat2870_get_regu... 
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=d4d6373c1109b11c8118340be97ae31b8f94d66a;p=deliverable%2Flinux.git

regulator: aat2870: Fix the logic of checking if no id is matched in aat2870_get_regulator

In current implementation, the pointer ri is not NULL if no id is matched.
Fix it by checking i == ARRAY_SIZE(aat2870_regulators) if no id is matched.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Cc: stable@kernel.org
---

diff --git a/drivers/regulator/aat2870-regulator.c b/drivers/regulator/aat2870-regulator.c
index 5abeb3ac3e8d..298c6c6a2795 100644
--- a/drivers/regulator/aat2870-regulator.c
+++ b/drivers/regulator/aat2870-regulator.c
@@ -160,7 +160,7 @@ static struct aat2870_regulator *aat2870_get_regulator(int id)
 			break;
 	}
 
-	if (!ri)
+	if (i == ARRAY_SIZE(aat2870_regulators))
 		return NULL;
 
 	ri->enable_addr = AAT2870_LDO_EN;