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Subject[PATCH] block: Conversions from kmalloc+memset to k(z|c)alloc
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From: Panagiotis Issaris <takis@issaris.org>

block: Conversions from kmalloc+memset to kzalloc

Signed-off-by: Panagiotis Issaris <takis@issaris.org>
---
block/cfq-iosched.c | 4 +---
block/elevator.c | 3 +--
block/scsi_ioctl.c | 4 +---
3 files changed, 3 insertions(+), 8 deletions(-)
diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c
index 102ebc2..d3d095f 100644
--- a/block/cfq-iosched.c
+++ b/block/cfq-iosched.c
@@ -2231,12 +2231,10 @@ static void *cfq_init_queue(request_queu
struct cfq_data *cfqd;
int i;

- cfqd = kmalloc(sizeof(*cfqd), GFP_KERNEL);
+ cfqd = kzalloc(sizeof(*cfqd), GFP_KERNEL);
if (!cfqd)
return NULL;

- memset(cfqd, 0, sizeof(*cfqd));
-
for (i = 0; i < CFQ_PRIO_LISTS; i++)
INIT_LIST_HEAD(&cfqd->rr_list[i]);

diff --git a/block/elevator.c b/block/elevator.c
index bc7baee..e51febf 100644
--- a/block/elevator.c
+++ b/block/elevator.c
@@ -153,9 +153,8 @@ static struct kobj_type elv_ktype;

static elevator_t *elevator_alloc(struct elevator_type *e)
{
- elevator_t *eq = kmalloc(sizeof(elevator_t), GFP_KERNEL);
+ elevator_t *eq = kzalloc(sizeof(elevator_t), GFP_KERNEL);
if (eq) {
- memset(eq, 0, sizeof(*eq));
eq->ops = &e->ops;
eq->elevator_type = e;
kobject_init(&eq->kobj);
diff --git a/block/scsi_ioctl.c b/block/scsi_ioctl.c
index b33eda2..f6a8bea 100644
--- a/block/scsi_ioctl.c
+++ b/block/scsi_ioctl.c
@@ -409,11 +409,9 @@ int sg_scsi_ioctl(struct file *file, str

bytes = max(in_len, out_len);
if (bytes) {
- buffer = kmalloc(bytes, q->bounce_gfp | GFP_USER| __GFP_NOWARN);
+ buffer = kzalloc(bytes, q->bounce_gfp | GFP_USER| __GFP_NOWARN);
if (!buffer)
return -ENOMEM;
-
- memset(buffer, 0, bytes);
}

rq = blk_get_request(q, in_len ? WRITE : READ, __GFP_WAIT);
--
1.4.2.rc1.ge7a0-dirty
-
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