[PATCH] regulator: 88pm800: Fix checking whether num_regulator is valid

[Axel Lin <axel.lin@ingics.com>]

The code to check whether num_regulator is valid is wrong because it should
iterate all array entries rather than break from the for loop if
pdata->regulators[i] is NULL.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
---
 drivers/regulator/88pm800.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/drivers/regulator/88pm800.c b/drivers/regulator/88pm800.c
index c72fe95..58e9b74 100644
--- a/drivers/regulator/88pm800.c
+++ b/drivers/regulator/88pm800.c
@@ -299,10 +299,13 @@ static int pm800_regulator_probe(struct platform_device *pdev)
 			return -ENODEV;
 		}
 	} else if (pdata->num_regulators) {
-		/* Check whether num_regulator is valid. */
 		unsigned int count = 0;
-		for (i = 0; pdata->regulators[i]; i++)
-			count++;
+
+		/* Check whether num_regulator is valid. */
+		for (i = 0; ARRAY_SIZE(pdata->regulators); i++) {
+			if (pdata->regulators[i])
+				count++;
+		}
 		if (count != pdata->num_regulators)
 			return -EINVAL;
 	} else {
-- 
1.8.1.2