Merge "msm: ipa3: Fix spin_unlock_bh warning in wan driver" (e4efd9d6) · Commits · e / devices / android_kernel_xiaomi_sm6125

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

+8 −3

Original line number	Diff line number	Diff line
		@@ -1321,7 +1321,14 @@ static int ipa3_wwan_xmit(struct sk_buff skb, struct net_device dev)
		spin_unlock_irqrestore(&wwan_ptr->lock, flags);
		return NETDEV_TX_OK;
		}
		/*
		* increase the outstanding_pkts count first
		* to avoid suspend happens in parallel
		* after unlock
		*/
		atomic_inc(&wwan_ptr->outstanding_pkts);
		/* IPA_RM checking end */
		spin_unlock_irqrestore(&wwan_ptr->lock, flags);

		/*
		* both data packets and command will be routed to
		@@ -1329,19 +1336,18 @@ static int ipa3_wwan_xmit(struct sk_buff skb, struct net_device dev)
		*/
		ret = ipa3_tx_dp(IPA_CLIENT_APPS_WAN_PROD, skb, NULL);
		if (ret) {
		atomic_dec(&wwan_ptr->outstanding_pkts);
		if (ret == -EPIPE) {
		IPAWANERR_RL("[%s] fatal: pipe is not valid\n",
		dev->name);
		dev_kfree_skb_any(skb);
		dev->stats.tx_dropped++;
		spin_unlock_irqrestore(&wwan_ptr->lock, flags);
		return NETDEV_TX_OK;
		}
		ret = NETDEV_TX_BUSY;
		goto out;
		}

		atomic_inc(&wwan_ptr->outstanding_pkts);
		dev->stats.tx_packets++;
		dev->stats.tx_bytes += skb->len;
		ret = NETDEV_TX_OK;
		@@ -1355,7 +1361,6 @@ static int ipa3_wwan_xmit(struct sk_buff skb, struct net_device dev)
		IPA_RM_RESOURCE_WWAN_0_PROD);
		}
		}
		spin_unlock_irqrestore(&wwan_ptr->lock, flags);
		return ret;
		}