qed: remove unnecessary memset in qed_init_fw_funcs

allocated_mem is allocated by kcalloc(). The memory is set to zero.
It is unnecessary to call memset again.
Signed-off-by: Wan Jiabing <wanjiabing@vivo.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/qlogic/qed/qed_init_fw_funcs.c

@@ -1835,8 +1835,6 @@ struct phys_mem_desc *qed_fw_overlay_mem_alloc(struct qed_hwfn *p_hwfn,
 	if (!allocated_mem)
 		return NULL;
 
-	memset(allocated_mem, 0, NUM_STORMS * sizeof(struct phys_mem_desc));
-
 	/* For each Storm, set physical address in RAM */
 	while (buf_offset < buf_size) {
 		struct phys_mem_desc *storm_mem_desc;