extcon: Use sizeof(*pointer) instead of sizeof(type)

It is preferred to use sizeof(*pointer) instead of sizeof(type).
The type of the variable can change and one needs not change
the former (unlike the latter). No functional change intended.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>

diff --git a/drivers/extcon/extcon.c b/drivers/extcon/extcon.c
index 5da1cc60582a5ea65de349ab8de5bf4b397e3886..76dc41e8f25098716224efb29f6b2a9da422519d 100644 (file)
--- a/drivers/extcon/extcon.c
+++ b/drivers/extcon/extcon.c
@@ -1098,8 +1098,7 @@ static int extcon_alloc_cables(struct extcon_dev *edev)
        if (!edev->max_supported)
                return 0;
 
-       edev->cables = kcalloc(edev->max_supported,
-                              sizeof(struct extcon_cable),
+       edev->cables = kcalloc(edev->max_supported, sizeof(*edev->cables),
                               GFP_KERNEL);
        if (!edev->cables)
                return -ENOMEM;
@@ -1161,14 +1160,12 @@ static int extcon_alloc_muex(struct extcon_dev *edev)
        for (index = 0; edev->mutually_exclusive[index]; index++)
                ;
 
-       edev->attrs_muex = kcalloc(index + 1,
-                                  sizeof(struct attribute *),
+       edev->attrs_muex = kcalloc(index + 1, sizeof(*edev->attrs_muex),
                                   GFP_KERNEL);
        if (!edev->attrs_muex)
                return -ENOMEM;
 
-       edev->d_attrs_muex = kcalloc(index,
-                                    sizeof(struct device_attribute),
+       edev->d_attrs_muex = kcalloc(index, sizeof(*edev->d_attrs_muex),
                                     GFP_KERNEL);
        if (!edev->d_attrs_muex) {
                kfree(edev->attrs_muex);
@@ -1214,8 +1211,8 @@ static int extcon_alloc_groups(struct extcon_dev *edev)
                return 0;
 
        edev->extcon_dev_type.groups = kcalloc(edev->max_supported + 2,
-                       sizeof(struct attribute_group *),
-                       GFP_KERNEL);
+                                         sizeof(*edev->extcon_dev_type.groups),
+                                         GFP_KERNEL);
        if (!edev->extcon_dev_type.groups)
                return -ENOMEM;