ata: ahci_platform: convert kcalloc to devm_kcalloc

Like phys, target_pwrs could be allocated with devm_ function

Signed-off-by: Corentin Labbe <clabbe@baylibre.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Tejun Heo <tj@kernel.org>

diff --git a/drivers/ata/libahci_platform.c b/drivers/ata/libahci_platform.c
index be9f54423a9baf75c09bb30a90285836f2bc4a3d..fe8939e161ea799ceb3232e67889fa7e5f409610 100644 (file)
--- a/drivers/ata/libahci_platform.c
+++ b/drivers/ata/libahci_platform.c
@@ -271,8 +271,6 @@ static void ahci_platform_put_resources(struct device *dev, void *res)
        for (c = 0; c < hpriv->nports; c++)
                if (hpriv->target_pwrs && hpriv->target_pwrs[c])
                        regulator_put(hpriv->target_pwrs[c]);
-
-       kfree(hpriv->target_pwrs);
 }
 
 static int ahci_platform_get_phy(struct ahci_host_priv *hpriv, u32 port,
@@ -408,7 +406,7 @@ struct ahci_host_priv *ahci_platform_get_resources(struct platform_device *pdev)
                rc = -ENOMEM;
                goto err_out;
        }
-       hpriv->target_pwrs = kcalloc(hpriv->nports, sizeof(*hpriv->target_pwrs), GFP_KERNEL);
+       hpriv->target_pwrs = devm_kcalloc(dev, hpriv->nports, sizeof(*hpriv->target_pwrs), GFP_KERNEL);
        if (!hpriv->target_pwrs) {
                rc = -ENOMEM;
                goto err_out;