crypto: bcm - Delete redundant variable definition

The variable "i" is redundant to be assigned a value
of zero,because it's assigned in the for loop, so remove
redundant one here.
Signed-off-by: NShengju Zhang <zhangshengju@cmss.chinamobile.com>
Signed-off-by: NTang Bin <tangbin@cmss.chinamobile.com>
Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>

drivers/crypto/bcm/cipher.c

@@ -4724,7 +4724,6 @@ static int spu_dt_read(struct platform_device *pdev)
 	spu->spu_type = matched_spu_type->type;
 	spu->spu_subtype = matched_spu_type->subtype;
 
-	i = 0;
 	for (i = 0; (i < MAX_SPUS) && ((spu_ctrl_regs =
 		platform_get_resource(pdev, IORESOURCE_MEM, i)) != NULL); i++) {