isdn/gigaset: Use kzalloc instead of open-coded field zeroing

This replaces a kmalloc followed by a bunch of per-field zeroing with a
single kzalloc call, reducing the lines of code.

Cc: Paul Bolle <pebolle@tiscali.nl>
Cc: Karsten Keil <isdn@linux-pingi.de>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Johan Hovold <johan@kernel.org>
Cc: gigaset307x-common@lists.sourceforge.net
Cc: netdev@vger.kernel.org
Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Kees Cook 2017-10-16 17:29:15 -07:00 committed by David S. Miller
parent e313ac12eb
commit c788dd2c64
1 changed files with 1 additions and 9 deletions

View File

@ -2200,7 +2200,7 @@ static int gigaset_initcshw(struct cardstate *cs)
{
struct bas_cardstate *ucs;
cs->hw.bas = ucs = kmalloc(sizeof *ucs, GFP_KERNEL);
cs->hw.bas = ucs = kzalloc(sizeof(*ucs), GFP_KERNEL);
if (!ucs) {
pr_err("out of memory\n");
return -ENOMEM;
@ -2212,15 +2212,7 @@ static int gigaset_initcshw(struct cardstate *cs)
return -ENOMEM;
}
ucs->urb_cmd_in = NULL;
ucs->urb_cmd_out = NULL;
ucs->rcvbuf = NULL;
ucs->rcvbuf_size = 0;
spin_lock_init(&ucs->lock);
ucs->pending = 0;
ucs->basstate = 0;
setup_timer(&ucs->timer_ctrl, req_timeout, (unsigned long) cs);
setup_timer(&ucs->timer_atrdy, atrdy_timeout, (unsigned long) cs);
setup_timer(&ucs->timer_cmd_in, cmd_in_timeout, (unsigned long) cs);