msm: ipa: add skb recycle if dma fails during replenish

Add skb recycle when dma mapping fails during rx cache
replenishing.

Change-Id: I4ea2b1581f4d9a404248ce39bb916e58e368b7e4
Signed-off-by: Michael Adisumarta <[email protected]>

drivers/platform/msm/ipa/ipa_v3/ipa_dp.c

@@ -2855,7 +2855,7 @@ static void ipa3_replenish_rx_cache_recycle(struct ipa3_sys_context *sys)
 			spin_lock_bh(&sys->spinlock);
 			rx_pkt = list_first_entry(&sys->rcycl_list,
 				struct ipa3_rx_pkt_wrapper, link);
-			list_del(&rx_pkt->link);
+			list_del_init(&rx_pkt->link);
 			spin_unlock_bh(&sys->spinlock);
 			ptr = skb_put(rx_pkt->data.skb, sys->rx_buff_sz);
 			rx_pkt->data.dma_addr = dma_map_single(ipa3_ctx->pdev,
@@ -2896,6 +2896,7 @@ static void ipa3_replenish_rx_cache_recycle(struct ipa3_sys_context *sys)
 	goto done;
 fail_dma_mapping:
 	spin_lock_bh(&sys->spinlock);
+	ipa3_skb_recycle(rx_pkt->data.skb);
 	list_add_tail(&rx_pkt->link, &sys->rcycl_list);
 	spin_unlock_bh(&sys->spinlock);
 fail_kmem_cache_alloc: