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authorKees Cook <keescook@chromium.org>2017-10-16 17:29:15 -0700
committerDavid S. Miller <davem@davemloft.net>2017-10-18 12:39:39 +0100
commitc788dd2c64322f97e4fdc04ea3948c4209fbc8a7 (patch)
tree90a8094784f0fdd53cad7a093bf9296a7b34cd51 /drivers/isdn
parente313ac12eb13a9738116192848695da54c38b1ae (diff)
downloadlinux-c788dd2c64322f97e4fdc04ea3948c4209fbc8a7.tar.bz2
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>
Diffstat (limited to 'drivers/isdn')
-rw-r--r--drivers/isdn/gigaset/bas-gigaset.c10
1 files changed, 1 insertions, 9 deletions
diff --git a/drivers/isdn/gigaset/bas-gigaset.c b/drivers/isdn/gigaset/bas-gigaset.c
index 2da3ff650e1d..33151f05e744 100644
--- a/drivers/isdn/gigaset/bas-gigaset.c
+++ b/drivers/isdn/gigaset/bas-gigaset.c
@@ -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);