regulator: da9062: Use struct_size() in devm_kzalloc()

[linux-2.6-microblaze.git] / drivers / regulator / da9062-regulator.c

diff --git a/drivers/regulator/da9062-regulator.c b/drivers/regulator/da9062-regulator.c
index 4c5d6ad..b064d8a 100644 (file)
--- a/drivers/regulator/da9062-regulator.c
+++ b/drivers/regulator/da9062-regulator.c
@@ -992,7 +992,6 @@ static int da9062_regulator_probe(struct platform_device *pdev)
        struct regulator_config config = { };
        const struct da9062_regulator_info *rinfo;
        int irq, n, ret;
-       size_t size;
        int max_regulators;
 
        switch (chip->chip_type) {
@@ -1010,9 +1009,8 @@ static int da9062_regulator_probe(struct platform_device *pdev)
        }
 
        /* Allocate memory required by usable regulators */
-       size = sizeof(struct da9062_regulators) +
-               max_regulators * sizeof(struct da9062_regulator);
-       regulators = devm_kzalloc(&pdev->dev, size, GFP_KERNEL);
+       regulators = devm_kzalloc(&pdev->dev, struct_size(regulators, regulator,
+                                 max_regulators), GFP_KERNEL);
        if (!regulators)
                return -ENOMEM;