usb:composite: clear the whole common buffer

Since the struct fsg_common is calloced, reset it completely
with zero's when reused. While at it, make checkpatch happy.

cc: Lukasz Majewski <l.majewski@samsung.com>
cc: Piotr Wilczek <p.wilczek@samsung.com>
cc: Kyungmin Park <kyungmin.park@samsung.com>
cc: Marek Vasut <marek.vasut@gmail.com>
Signed-off-by: Jeroen Hofstee <jeroen@myspectrum.nl>
Acked-by: Marek Vasut <marex@denx.de>
Acked-by: Lukasz Majewski <l.majewski@samsung.com>

diff --git a/drivers/usb/gadget/f_mass_storage.c b/drivers/usb/gadget/f_mass_storage.c
index 61fe6f100cb13d611062baf1b6eb46dc4a60bd65..6c8e35fe006206aaa4fa07ee26dcee93a02381dc 100644 (file)
--- a/drivers/usb/gadget/f_mass_storage.c
+++ b/drivers/usb/gadget/f_mass_storage.c
@@ -2493,12 +2493,12 @@ static struct fsg_common *fsg_common_init(struct fsg_common *common,
 
        /* Allocate? */
        if (!common) {
-               common = calloc(sizeof *common, 1);
+               common = calloc(sizeof(*common), 1);
                if (!common)
                        return ERR_PTR(-ENOMEM);
                common->free_storage_on_release = 1;
        } else {
-               memset(common, 0, sizeof common);
+               memset(common, 0, sizeof(*common));
                common->free_storage_on_release = 0;
        }