[PATCH] gpio: fix noderef.cocci warnings

[kernel test robot <lkp@intel.com>]

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From: kernel test robot <lkp@intel.com>

drivers/gpio/gpio-virtio.c:261:42-48: ERROR: application of sizeof to pointer

 sizeof when applied to a pointer typed expression gives the size of
 the pointer

Generated by: scripts/coccinelle/misc/noderef.cocci

CC: Viresh Kumar <viresh.kumar@linaro.org>
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: kernel test robot <lkp@intel.com>
---

url:    https://github.com/0day-ci/linux/commits/Viresh-Kumar/gpio-Add-virtio-gpio-driver/20210818-191612
base:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 614cb2751d3150850d459bee596c397f344a7936
:::::: branch date: 7 hours ago
:::::: commit date: 7 hours ago

 gpio-virtio.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/gpio/gpio-virtio.c
+++ b/drivers/gpio/gpio-virtio.c
@@ -258,7 +258,7 @@ static const char **virtio_gpio_get_name
 		return NULL;
 	}
 
-	names = devm_kcalloc(dev, config->ngpio, sizeof(names), GFP_KERNEL);
+	names = devm_kcalloc(dev, config->ngpio, sizeof(*names), GFP_KERNEL);
 	if (!names)
 		return NULL;