AcoSail/kernel_optimize_test
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V4L/DVB (5079): Pvrusb2: Use kzalloc instead of kmalloc+memset pairs

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Signed-off-by: Mike Isely <isely@pobox.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Mike Isely 2007-01-20 00:03:32 -03:00 committed by Mauro Carvalho Chehab
parent 6710fb868b
commit 4b85dee6a0
1 changed files with 4 additions and 8 deletions
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12
drivers/media/video/pvrusb2/pvrusb2-v4l2.c
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@ -914,11 +914,10 @@ static int pvr2_v4l2_open(struct inode *inode, struct file *file)
return -EIO;
}
fhp = kmalloc(sizeof(*fhp),GFP_KERNEL);
fhp = kzalloc(sizeof(*fhp),GFP_KERNEL);
if (!fhp) {
return -ENOMEM;
}
memset(fhp,0,sizeof(*fhp));
init_waitqueue_head(&fhp->wait_data);
fhp->dev_info = dip;
@ -1183,19 +1182,16 @@ struct pvr2_v4l2 *pvr2_v4l2_create(struct pvr2_context *mnp)
{
struct pvr2_v4l2 *vp;
vp = kmalloc(sizeof(*vp),GFP_KERNEL);
vp = kzalloc(sizeof(*vp),GFP_KERNEL);
if (!vp) return vp;
memset(vp,0,sizeof(*vp));
vp->dev_video = kmalloc(sizeof(*vp->dev_video),GFP_KERNEL);
vp->dev_radio = kmalloc(sizeof(*vp->dev_radio),GFP_KERNEL);
vp->dev_video = kzalloc(sizeof(*vp->dev_video),GFP_KERNEL);
vp->dev_radio = kzalloc(sizeof(*vp->dev_radio),GFP_KERNEL);
if (!(vp->dev_video && vp->dev_radio)) {
kfree(vp->dev_video);
kfree(vp->dev_radio);
kfree(vp);
return NULL;
}
memset(vp->dev_video,0,sizeof(*vp->dev_video));
memset(vp->dev_radio,0,sizeof(*vp->dev_radio));
pvr2_channel_init(&vp->channel,mnp);
pvr2_trace(PVR2_TRACE_STRUCT,"Creating pvr2_v4l2 id=%p",vp);