power: supply: Fix typo in power_supply_check_supplies

Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=2071846
Tested: This is one of a series of patch sets to enable Arm SystemReady IR
 support in the kernel for NXP i.MX8 platforms.  This set updates the
 power subsystem.  This set has been tested via simple boot tests and
 the CI loop.

commit 966f655
Author: Schspa Shi <schspa@gmail.com>
Date:   Tue Jul 5 11:32:44 2022 +0800

    power: supply: Fix typo in power_supply_check_supplies

    It seems to be a typo, there is no actual BUG, but it's better to
    fix it to avoid any possible BUG after we change the type of
    supplied_from.

    Signed-off-by: Schspa Shi <schspa@gmail.com>
    Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
    (cherry picked from commit 966f655)

Signed-off-by: Al Stone <ahs3@redhat.com>

Author: Al Stone

drivers/power/supply/power_supply_core.c

@@ -263,13 +263,13 @@ static int power_supply_check_supplies(struct power_supply *psy)
 		return 0;
 
 	/* All supplies found, allocate char ** array for filling */
-	psy->supplied_from = devm_kzalloc(&psy->dev, sizeof(psy->supplied_from),
+	psy->supplied_from = devm_kzalloc(&psy->dev, sizeof(*psy->supplied_from),
 					  GFP_KERNEL);
 	if (!psy->supplied_from)
 		return -ENOMEM;
 
 	*psy->supplied_from = devm_kcalloc(&psy->dev,
-					   cnt - 1, sizeof(char *),
+					   cnt - 1, sizeof(**psy->supplied_from),
 					   GFP_KERNEL);
 	if (!*psy->supplied_from)
 		return -ENOMEM;