[POWERPC] spufs: use kzalloc in create_spu

Clean up create_spu() a little by using kzalloc instead of kmalloc +
assignments.

Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
Signed-off-by: Arnd Bergmann <arnd.bergmann@de.ibm.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>

diff --git a/arch/powerpc/platforms/cell/spu_base.c b/arch/powerpc/platforms/cell/spu_base.c
index fd6ea57..eb367dd 100644 (file)
--- a/arch/powerpc/platforms/cell/spu_base.c
+++ b/arch/powerpc/platforms/cell/spu_base.c
@@ -701,7 +701,7 @@ static int __init create_spu(struct device_node *spe)
        static int number;
 
        ret = -ENOMEM;
-       spu = kmalloc(sizeof (*spu), GFP_KERNEL);
+       spu = kzalloc(sizeof (*spu), GFP_KERNEL);
        if (!spu)
                goto out;
 
@@ -713,28 +713,11 @@ static int __init create_spu(struct device_node *spe)
        spu->nid = of_node_to_nid(spe);
        if (spu->nid == -1)
                spu->nid = 0;
-
-       spu->stop_code = 0;
-       spu->slb_replace = 0;
-       spu->mm = NULL;
-       spu->ctx = NULL;
-       spu->rq = NULL;
-       spu->pid = 0;
-       spu->class_0_pending = 0;
-       spu->flags = 0UL;
-       spu->dar = 0UL;
-       spu->dsisr = 0UL;
        spin_lock_init(&spu->register_lock);
-
        spu_mfc_sdr_set(spu, mfspr(SPRN_SDR1));
        spu_mfc_sr1_set(spu, 0x33);
-
-       spu->ibox_callback = NULL;
-       spu->wbox_callback = NULL;
-       spu->stop_callback = NULL;
-       spu->mfc_callback = NULL;
-
        mutex_lock(&spu_mutex);
+
        spu->number = number++;
        ret = spu_request_irqs(spu);
        if (ret)