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

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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 <[email protected]>
Cc: Karsten Keil <[email protected]>
Cc: "David S. Miller" <[email protected]>
Cc: Johan Hovold <[email protected]>
Cc: [email protected]
Cc: [email protected]
Signed-off-by: Kees Cook <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
This commit is contained in:
Kees Cook 2017-10-16 17:29:15 -07:00 • committed by David S. Miller
commit c788dd2c64
1 changed files with 1 additions and 9 deletions
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10
drivers/isdn/gigaset/bas-gigaset.c
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@ -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);