[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 4f40d92..2e896f8 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 af7b81c..7c0d0d4 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 fcdd5d2..d43692c 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;