[PATCH] kernel core: replace kmalloc+memset with kzalloc

Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

3 files changed, 3 insertions, 6 deletions

diff --git a/kernel/auditfilter.c b/kernel/auditfilter.c
index 4f40d923af8e..2e896f8ae29e 100644
--- a/kernel/auditfilter.c
+++ b/kernel/auditfilter.c
@@ -636,10 +636,9 @@ static struct audit_rule *audit_krule_to_rule(struct audit_krule *krule)
         struct audit_rule *rule;
         int i;
 
-        rule = kmalloc(sizeof(*rule), GFP_KERNEL);
+        rule = kzalloc(sizeof(*rule), GFP_KERNEL);
         if (unlikely(!rule))
                 return NULL;
-        memset(rule, 0, sizeof(*rule));
 
         rule->flags = krule->flags | krule->listnr;
         rule->action = krule->action;
diff --git a/kernel/futex.c b/kernel/futex.c
index af7b81cbde30..7c0d0d4fa7f7 100644
--- a/kernel/futex.c
+++ b/kernel/futex.c
@@ -324,12 +324,11 @@ static int refill_pi_state_cache(void)
         if (likely(current->pi_state_cache))
                 return 0;
 
-        pi_state = kmalloc(sizeof(*pi_state), GFP_KERNEL);
+        pi_state = kzalloc(sizeof(*pi_state), GFP_KERNEL);
 
         if (!pi_state)
                 return -ENOMEM;
 
-        memset(pi_state, 0, sizeof(*pi_state));
         INIT_LIST_HEAD(&pi_state->list);
         /* pi_mutex gets initialized later */
         pi_state->owner = NULL;
diff --git a/kernel/kexec.c b/kernel/kexec.c
index fcdd5d2bc3f4..d43692cf2321 100644
--- a/kernel/kexec.c
+++ b/kernel/kexec.c
@@ -108,11 +108,10 @@ static int do_kimage_alloc(struct kimage **rimage, unsigned long entry,
 
         /* Allocate a controlling structure */
         result = -ENOMEM;
-        image = kmalloc(sizeof(*image), GFP_KERNEL);
+        image = kzalloc(sizeof(*image), GFP_KERNEL);
         if (!image)
                 goto out;
 
-        memset(image, 0, sizeof(*image));
         image->head = 0;
         image->entry = &image->head;
         image->last_entry = &image->head;