提交 094262db 编写于 作者: D Dmitry Monakhov 提交者: Alasdair G Kergon

dm: use kzalloc

Convert kmalloc() + memset() to kzalloc().
Signed-off-by: NDmitry Monakhov <dmonakhov@openvz.org>
Signed-off-by: NAlasdair G Kergon <agk@redhat.com>
上级 6f3c3f0a
......@@ -211,12 +211,10 @@ static void emc_pg_init(struct hw_handler *hwh, unsigned bypassed,
static struct emc_handler *alloc_emc_handler(void)
{
struct emc_handler *h = kmalloc(sizeof(*h), GFP_KERNEL);
struct emc_handler *h = kzalloc(sizeof(*h), GFP_KERNEL);
if (h) {
memset(h, 0, sizeof(*h));
if (h)
spin_lock_init(&h->lock);
}
return h;
}
......
......@@ -91,12 +91,10 @@ void dm_put_hw_handler(struct hw_handler_type *hwht)
static struct hwh_internal *_alloc_hw_handler(struct hw_handler_type *hwht)
{
struct hwh_internal *hwhi = kmalloc(sizeof(*hwhi), GFP_KERNEL);
struct hwh_internal *hwhi = kzalloc(sizeof(*hwhi), GFP_KERNEL);
if (hwhi) {
memset(hwhi, 0, sizeof(*hwhi));
if (hwhi)
hwhi->hwht = *hwht;
}
return hwhi;
}
......
......@@ -94,12 +94,10 @@ void dm_put_path_selector(struct path_selector_type *pst)
static struct ps_internal *_alloc_path_selector(struct path_selector_type *pst)
{
struct ps_internal *psi = kmalloc(sizeof(*psi), GFP_KERNEL);
struct ps_internal *psi = kzalloc(sizeof(*psi), GFP_KERNEL);
if (psi) {
memset(psi, 0, sizeof(*psi));
if (psi)
psi->pst = *pst;
}
return psi;
}
......
......@@ -213,12 +213,11 @@ static int alloc_targets(struct dm_table *t, unsigned int num)
int dm_table_create(struct dm_table **result, int mode,
unsigned num_targets, struct mapped_device *md)
{
struct dm_table *t = kmalloc(sizeof(*t), GFP_KERNEL);
struct dm_table *t = kzalloc(sizeof(*t), GFP_KERNEL);
if (!t)
return -ENOMEM;
memset(t, 0, sizeof(*t));
INIT_LIST_HEAD(&t->devices);
atomic_set(&t->holders, 1);
......
......@@ -88,12 +88,10 @@ void dm_put_target_type(struct target_type *t)
static struct tt_internal *alloc_target(struct target_type *t)
{
struct tt_internal *ti = kmalloc(sizeof(*ti), GFP_KERNEL);
struct tt_internal *ti = kzalloc(sizeof(*ti), GFP_KERNEL);
if (ti) {
memset(ti, 0, sizeof(*ti));
if (ti)
ti->tt = *t;
}
return ti;
}
......
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