[BNX2]: Combine small mem allocations

Combine two small (56 byte and 320 byte) pci consistent memory
allocations into one allocation. Jeff Garzik suggested to store
the combined size in the bp structure for later use when freeing
the memory.

Use kzalloc() instead of kmalloc() + memset().

Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/bnx2.h b/drivers/net/bnx2.h
index 18bc091..5d132b0 100644
--- a/drivers/net/bnx2.h
+++ b/drivers/net/bnx2.h
@@ -4083,6 +4083,8 @@
 
 	struct flash_spec	*flash_info;
 	u32			flash_size;
+
+	int			status_stats_size;
 };
 
 static u32 bnx2_reg_rd_ind(struct bnx2 *bp, u32 offset);