[PATCH] dm mpath: use kzalloc
Use kzalloc() instead of kmalloc() + memset().
Signed-off-by: Micha³ Miros³aw <mirq-linux@rere.qmqm.pl>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/drivers/md/dm-mpath.c b/drivers/md/dm-mpath.c
index d1dc72c..d754e0bc 100644
--- a/drivers/md/dm-mpath.c
+++ b/drivers/md/dm-mpath.c
@@ -114,12 +114,10 @@
static struct pgpath *alloc_pgpath(void)
{
- struct pgpath *pgpath = kmalloc(sizeof(*pgpath), GFP_KERNEL);
+ struct pgpath *pgpath = kzalloc(sizeof(*pgpath), GFP_KERNEL);
- if (pgpath) {
- memset(pgpath, 0, sizeof(*pgpath));
+ if (pgpath)
pgpath->path.is_active = 1;
- }
return pgpath;
}
@@ -133,12 +131,10 @@
{
struct priority_group *pg;
- pg = kmalloc(sizeof(*pg), GFP_KERNEL);
- if (!pg)
- return NULL;
+ pg = kzalloc(sizeof(*pg), GFP_KERNEL);
- memset(pg, 0, sizeof(*pg));
- INIT_LIST_HEAD(&pg->pgpaths);
+ if (pg)
+ INIT_LIST_HEAD(&pg->pgpaths);
return pg;
}
@@ -172,9 +168,8 @@
{
struct multipath *m;
- m = kmalloc(sizeof(*m), GFP_KERNEL);
+ m = kzalloc(sizeof(*m), GFP_KERNEL);
if (m) {
- memset(m, 0, sizeof(*m));
INIT_LIST_HEAD(&m->priority_groups);
spin_lock_init(&m->lock);
m->queue_io = 1;