Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband: (21 commits)
  RDMA/nes: Update iw_nes version
  RDMA/nes: Fix error path in nes_accept()
  RDMA/nes: Fix hang issues for large cluster dynamic connections
  RDMA/nes: Increase rexmit timeout interval
  RDMA/nes: Check for sequence number wrap-around
  RDMA/nes: Do not set apbvt entry for loopback
  RDMA/nes: Fix unused variable compile warning when INFINIBAND_NES_DEBUG=n
  RDMA/nes: Fix fw_ver in /sys
  RDMA/nes: Set trace length to 1 inch for SFP_D
  RDMA/nes: Enable repause timer for port 1
  RDMA/nes: Correct CDR loop filter setting for port 1
  RDMA/nes: Modify thermo mitigation to flip SerDes1 ref clk to internal
  RDMA/nes: Fix resource issues in nes_create_cq() and nes_destroy_cq()
  RDMA/nes: Remove root_256()'s unused pbl_count_256 parameter
  mlx4_core: Fix memory leak in mlx4_enable_msi_x()
  IB/mthca: Fix timeout for INIT_HCA and a few other commands
  RDMA/cxgb3: Don't zero QP attrs when moving to IDLE
  RDMA/nes: Fix bugs in nes_reg_phys_mr()
  RDMA/nes: Fix compiler warning at nes_verbs.c:1955
  IPoIB: Disable NAPI while CQ is being drained
  ...

drivers/infiniband/hw/cxgb3/iwch_cm.c

@@ -1830,6 +1830,10 @@ int iwch_accept_cr(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
 	ep->com.rpl_err = 0;
 	ep->ird = conn_param->ird;
 	ep->ord = conn_param->ord;
+
+	if (peer2peer && ep->ird == 0)
+		ep->ird = 1;
+
 	PDBG("%s %d ird %d ord %d\n", __func__, __LINE__, ep->ird, ep->ord);
 
 	get_ep(&ep->com);
@@ -1915,6 +1919,10 @@ int iwch_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
 		       conn_param->private_data, ep->plen);
 	ep->ird = conn_param->ird;
 	ep->ord = conn_param->ord;
+
+	if (peer2peer && ep->ord == 0)
+		ep->ord = 1;
+
 	ep->com.tdev = h->rdev.t3cdev_p;
 
 	cm_id->add_ref(cm_id);

drivers/infiniband/hw/cxgb3/iwch_qp.c

@@ -1069,7 +1069,6 @@ int iwch_modify_qp(struct iwch_dev *rhp, struct iwch_qp *qhp,
 			goto out;
 		}
 		qhp->attr.state = IWCH_QP_STATE_IDLE;
-		memset(&qhp->attr, 0, sizeof(qhp->attr));
 		break;
 	case IWCH_QP_STATE_TERMINATE:
 		if (!internal) {

drivers/infiniband/hw/mthca/mthca_cmd.c

@@ -157,13 +157,15 @@ enum {
 enum {
 	CMD_TIME_CLASS_A = (HZ + 999) / 1000 + 1,
 	CMD_TIME_CLASS_B = (HZ +  99) /  100 + 1,
-	CMD_TIME_CLASS_C = (HZ +   9) /   10 + 1
+	CMD_TIME_CLASS_C = (HZ +   9) /   10 + 1,
+	CMD_TIME_CLASS_D = 60 * HZ
 };
 #else
 enum {
 	CMD_TIME_CLASS_A = 60 * HZ,
 	CMD_TIME_CLASS_B = 60 * HZ,
-	CMD_TIME_CLASS_C = 60 * HZ
+	CMD_TIME_CLASS_C = 60 * HZ,
+	CMD_TIME_CLASS_D = 60 * HZ
 };
 #endif
 
@@ -598,7 +600,7 @@ int mthca_SYS_EN(struct mthca_dev *dev, u8 *status)
 	u64 out;
 	int ret;
 
-	ret = mthca_cmd_imm(dev, 0, &out, 0, 0, CMD_SYS_EN, HZ, status);
+	ret = mthca_cmd_imm(dev, 0, &out, 0, 0, CMD_SYS_EN, CMD_TIME_CLASS_D, status);
 
 	if (*status == MTHCA_CMD_STAT_DDR_MEM_ERR)
 		mthca_warn(dev, "SYS_EN DDR error: syn=%x, sock=%d, "
@@ -611,7 +613,7 @@ int mthca_SYS_EN(struct mthca_dev *dev, u8 *status)
 
 int mthca_SYS_DIS(struct mthca_dev *dev, u8 *status)
 {
-	return mthca_cmd(dev, 0, 0, 0, CMD_SYS_DIS, HZ, status);
+	return mthca_cmd(dev, 0, 0, 0, CMD_SYS_DIS, CMD_TIME_CLASS_C, status);
 }
 
 static int mthca_map_cmd(struct mthca_dev *dev, u16 op, struct mthca_icm *icm,
@@ -1390,7 +1392,7 @@ int mthca_INIT_HCA(struct mthca_dev *dev,
 		MTHCA_PUT(inbox, param->uarc_base,   INIT_HCA_UAR_CTX_BASE_OFFSET);
 	}
 
-	err = mthca_cmd(dev, mailbox->dma, 0, 0, CMD_INIT_HCA, HZ, status);
+	err = mthca_cmd(dev, mailbox->dma, 0, 0, CMD_INIT_HCA, CMD_TIME_CLASS_D, status);
 
 	mthca_free_mailbox(dev, mailbox);
 	return err;
@@ -1450,12 +1452,12 @@ int mthca_INIT_IB(struct mthca_dev *dev,
 
 int mthca_CLOSE_IB(struct mthca_dev *dev, int port, u8 *status)
 {
-	return mthca_cmd(dev, 0, port, 0, CMD_CLOSE_IB, HZ, status);
+	return mthca_cmd(dev, 0, port, 0, CMD_CLOSE_IB, CMD_TIME_CLASS_A, status);
 }
 
 int mthca_CLOSE_HCA(struct mthca_dev *dev, int panic, u8 *status)
 {
-	return mthca_cmd(dev, 0, 0, panic, CMD_CLOSE_HCA, HZ, status);
+	return mthca_cmd(dev, 0, 0, panic, CMD_CLOSE_HCA, CMD_TIME_CLASS_C, status);
 }
 
 int mthca_SET_IB(struct mthca_dev *dev, struct mthca_set_ib_param *param,

drivers/infiniband/hw/nes/nes.h

@@ -56,10 +56,8 @@
 
 #define QUEUE_DISCONNECTS
 
-#define DRV_BUILD   "1"
-
 #define DRV_NAME    "iw_nes"
-#define DRV_VERSION "1.0 KO Build " DRV_BUILD
+#define DRV_VERSION "1.5.0.0"
 #define PFX         DRV_NAME ": "
 
 /*

drivers/infiniband/hw/nes/nes_cm.h

@@ -149,6 +149,7 @@ struct nes_timer_entry {
 #endif
 #define NES_SHORT_TIME      (10)
 #define NES_LONG_TIME       (2000*HZ/1000)
+#define NES_MAX_TIMEOUT     ((unsigned long) (12*HZ))
 
 #define NES_CM_HASHTABLE_SIZE         1024
 #define NES_CM_TCP_TIMER_INTERVAL     3000

drivers/infiniband/hw/nes/nes_hw.c

@@ -550,11 +550,8 @@ struct nes_adapter *nes_init_adapter(struct nes_device *nesdev, u8 hw_rev) {
 			msleep(1);
 		}
 		if (int_cnt > 1) {
-			u32 sds;
 			spin_lock_irqsave(&nesadapter->phy_lock, flags);
-			sds = nes_read_indexed(nesdev, NES_IDX_ETH_SERDES_COMMON_CONTROL1);
-			sds |= 0x00000040;
-			nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_COMMON_CONTROL1, sds);
+			nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_COMMON_CONTROL1, 0x0000F0C8);
 			mh_detected++;
 			reset_value = nes_read32(nesdev->regs+NES_SOFTWARE_RESET);
 			reset_value |= 0x0000003d;
@@ -579,7 +576,7 @@ struct nes_adapter *nes_init_adapter(struct nes_device *nesdev, u8 hw_rev) {
 					if (++ext_cnt > int_cnt) {
 						spin_lock_irqsave(&nesadapter->phy_lock, flags);
 						nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_COMMON_CONTROL1,
-								0x0000F0C8);
+								0x0000F088);
 						mh_detected++;
 						reset_value = nes_read32(nesdev->regs+NES_SOFTWARE_RESET);
 						reset_value |= 0x0000003d;
@@ -764,6 +761,9 @@ static int nes_init_serdes(struct nes_device *nesdev, u8 hw_rev, u8 port_count,
 			return 0;
 
 		/* init serdes 1 */
+		if (!(OneG_Mode && (nesadapter->phy_type[1] != NES_PHY_TYPE_PUMA_1G)))
+			nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_CDR_CONTROL1, 0x000000FF);
+
 		switch (nesadapter->phy_type[1]) {
 		case NES_PHY_TYPE_ARGUS:
 		case NES_PHY_TYPE_SFP_D:
@@ -771,21 +771,20 @@ static int nes_init_serdes(struct nes_device *nesdev, u8 hw_rev, u8 port_count,
 			nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_TX_EMP1, 0x00000000);
 			break;
 		case NES_PHY_TYPE_CX4:
-			sds = nes_read_indexed(nesdev, NES_IDX_ETH_SERDES_COMMON_CONTROL1);
-			sds &= 0xFFFFFFBF;
-			nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_COMMON_CONTROL1, sds);
 			if (wide_ppm_offset)
 				nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_CDR_CONTROL1, 0x000FFFAA);
-			else
-				nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_CDR_CONTROL1, 0x000000FF);
 			break;
 		case NES_PHY_TYPE_PUMA_1G:
 			sds = nes_read_indexed(nesdev, NES_IDX_ETH_SERDES_COMMON_CONTROL1);
 			sds |= 0x000000100;
 			nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_COMMON_CONTROL1, sds);
 		}
-		if (!OneG_Mode)
+		if (!OneG_Mode) {
 			nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_TX_HIGHZ_LANE_MODE1, 0x11110000);
+			sds = nes_read_indexed(nesdev, NES_IDX_ETH_SERDES_COMMON_CONTROL1);
+			sds &= 0xFFFFFFBF;
+			nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_COMMON_CONTROL1, sds);
+		}
 	} else {
 		/* init serdes 0 */
 		nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_COMMON_CONTROL0, 0x00000008);
@@ -913,6 +912,12 @@ static void nes_init_csr_ne020(struct nes_device *nesdev, u8 hw_rev, u8 port_cou
 		u32temp &= 0x7fffffff;
 		u32temp |= 0x7fff0010;
 		nes_write_indexed(nesdev, 0x000021f8, u32temp);
+		if (port_count > 1) {
+			u32temp = nes_read_indexed(nesdev, 0x000023f8);
+			u32temp &= 0x7fffffff;
+			u32temp |= 0x7fff0010;
+			nes_write_indexed(nesdev, 0x000023f8, u32temp);
+		}
 	}
 }
 
@@ -1366,13 +1371,14 @@ int nes_init_phy(struct nes_device *nesdev)
 		if (phy_type == NES_PHY_TYPE_ARGUS) {
 			nes_write_10G_phy_reg(nesdev, phy_index, 0x1, 0xc302, 0x000C);
 			nes_write_10G_phy_reg(nesdev, phy_index, 0x1, 0xc319, 0x0008);
+			nes_write_10G_phy_reg(nesdev, phy_index, 0x3, 0x0027, 0x0001);
 		} else {
 			nes_write_10G_phy_reg(nesdev, phy_index, 0x1, 0xc302, 0x0004);
 			nes_write_10G_phy_reg(nesdev, phy_index, 0x1, 0xc319, 0x0038);
+			nes_write_10G_phy_reg(nesdev, phy_index, 0x3, 0x0027, 0x0013);
 		}
 		nes_write_10G_phy_reg(nesdev, phy_index, 0x1, 0xc31a, 0x0098);
 		nes_write_10G_phy_reg(nesdev, phy_index, 0x3, 0x0026, 0x0E00);
-		nes_write_10G_phy_reg(nesdev, phy_index, 0x3, 0x0027, 0x0001);
 
 		/* setup LEDs */
 		nes_write_10G_phy_reg(nesdev, phy_index, 0x1, 0xd006, 0x0007);

drivers/infiniband/hw/nes/nes_verbs.c

@@ -1627,6 +1627,7 @@ static struct ib_cq *nes_create_cq(struct ib_device *ibdev, int entries,
 				nescq->hw_cq.cq_number = nes_ucontext->mcrqf & 0xffff;
 			else
 				nescq->hw_cq.cq_number = nesvnic->mcrq_qp_id + nes_ucontext->mcrqf-1;
+			nescq->mcrqf = nes_ucontext->mcrqf;
 			nes_free_resource(nesadapter, nesadapter->allocated_cqs, cq_num);
 		}
 		nes_debug(NES_DBG_CQ, "CQ Virtual Address = %08lX, size = %u.\n",
@@ -1682,6 +1683,12 @@ static struct ib_cq *nes_create_cq(struct ib_device *ibdev, int entries,
 		if (!context)
 			pci_free_consistent(nesdev->pcidev, nescq->cq_mem_size, mem,
 					nescq->hw_cq.cq_pbase);
+		else {
+			pci_free_consistent(nesdev->pcidev, nespbl->pbl_size,
+					    nespbl->pbl_vbase, nespbl->pbl_pbase);
+			kfree(nespbl);
+		}
+
 		nes_free_resource(nesadapter, nesadapter->allocated_cqs, cq_num);
 		kfree(nescq);
 		return ERR_PTR(-ENOMEM);
@@ -1705,6 +1712,11 @@ static struct ib_cq *nes_create_cq(struct ib_device *ibdev, int entries,
 				if (!context)
 					pci_free_consistent(nesdev->pcidev, nescq->cq_mem_size, mem,
 							nescq->hw_cq.cq_pbase);
+				else {
+					pci_free_consistent(nesdev->pcidev, nespbl->pbl_size,
+							    nespbl->pbl_vbase, nespbl->pbl_pbase);
+					kfree(nespbl);
+				}
 				nes_free_resource(nesadapter, nesadapter->allocated_cqs, cq_num);
 				kfree(nescq);
 				return ERR_PTR(-ENOMEM);
@@ -1722,6 +1734,11 @@ static struct ib_cq *nes_create_cq(struct ib_device *ibdev, int entries,
 				if (!context)
 					pci_free_consistent(nesdev->pcidev, nescq->cq_mem_size, mem,
 							nescq->hw_cq.cq_pbase);
+				else {
+					pci_free_consistent(nesdev->pcidev, nespbl->pbl_size,
+							    nespbl->pbl_vbase, nespbl->pbl_pbase);
+					kfree(nespbl);
+				}
 				nes_free_resource(nesadapter, nesadapter->allocated_cqs, cq_num);
 				kfree(nescq);
 				return ERR_PTR(-ENOMEM);
@@ -1774,6 +1791,11 @@ static struct ib_cq *nes_create_cq(struct ib_device *ibdev, int entries,
 		if (!context)
 			pci_free_consistent(nesdev->pcidev, nescq->cq_mem_size, mem,
 					nescq->hw_cq.cq_pbase);
+		else {
+			pci_free_consistent(nesdev->pcidev, nespbl->pbl_size,
+					    nespbl->pbl_vbase, nespbl->pbl_pbase);
+			kfree(nespbl);
+		}
 		nes_free_resource(nesadapter, nesadapter->allocated_cqs, cq_num);
 		kfree(nescq);
 		return ERR_PTR(-EIO);
@@ -1855,7 +1877,9 @@ static int nes_destroy_cq(struct ib_cq *ib_cq)
 	set_wqe_32bit_value(cqp_wqe->wqe_words, NES_CQP_WQE_OPCODE_IDX, opcode);
 	set_wqe_32bit_value(cqp_wqe->wqe_words, NES_CQP_WQE_ID_IDX,
 		(nescq->hw_cq.cq_number | ((u32)PCI_FUNC(nesdev->pcidev->devfn) << 16)));
+	if (!nescq->mcrqf)
 		nes_free_resource(nesadapter, nesadapter->allocated_cqs, nescq->hw_cq.cq_number);
+
 	atomic_set(&cqp_request->refcount, 2);
 	nes_post_cqp_request(nesdev, cqp_request);
 
@@ -1895,8 +1919,7 @@ static int nes_destroy_cq(struct ib_cq *ib_cq)
 static u32 root_256(struct nes_device *nesdev,
 		    struct nes_root_vpbl *root_vpbl,
 		    struct nes_root_vpbl *new_root,
-		    u16 pbl_count_4k,
-		    u16 pbl_count_256)
+		    u16 pbl_count_4k)
 {
 	u64 leaf_pbl;
 	int i, j, k;
@@ -1952,7 +1975,7 @@ static int nes_reg_mr(struct nes_device *nesdev, struct nes_pd *nespd,
 	int ret;
 	struct nes_adapter *nesadapter = nesdev->nesadapter;
 	uint pg_cnt = 0;
-	u16 pbl_count_256;
+	u16 pbl_count_256 = 0;
 	u16 pbl_count = 0;
 	u8  use_256_pbls = 0;
 	u8  use_4k_pbls = 0;
@@ -2012,7 +2035,7 @@ static int nes_reg_mr(struct nes_device *nesdev, struct nes_pd *nespd,
 	}
 
 	if (use_256_pbls && use_two_level) {
-		if (root_256(nesdev, root_vpbl, &new_root, pbl_count_4k, pbl_count_256) == 1) {
+		if (root_256(nesdev, root_vpbl, &new_root, pbl_count_4k) == 1) {
 			if (new_root.pbl_pbase != 0)
 				root_vpbl = &new_root;
 		} else {
@@ -2122,6 +2145,7 @@ static struct ib_mr *nes_reg_phys_mr(struct ib_pd *ib_pd,
 	struct nes_root_vpbl root_vpbl;
 	u32 stag;
 	u32 i;
+	unsigned long mask;
 	u32 stag_index = 0;
 	u32 next_stag_index = 0;
 	u32 driver_key = 0;
@@ -2150,6 +2174,9 @@ static struct ib_mr *nes_reg_phys_mr(struct ib_pd *ib_pd,
 		return ERR_PTR(-E2BIG);
 	}
 
+	if ((buffer_list[0].addr ^ *iova_start) & ~PAGE_MASK)
+		return ERR_PTR(-EINVAL);
+
 	err = nes_alloc_resource(nesadapter, nesadapter->allocated_mrs, nesadapter->max_mr,
 			&stag_index, &next_stag_index);
 	if (err) {
@@ -2215,19 +2242,16 @@ static struct ib_mr *nes_reg_phys_mr(struct ib_pd *ib_pd,
 			root_pbl_index++;
 			cur_pbl_index = 0;
 		}
-		if (buffer_list[i].addr & ~PAGE_MASK) {
-			/* TODO: Unwind allocated buffers */
-			nes_free_resource(nesadapter, nesadapter->allocated_mrs, stag_index);
-			nes_debug(NES_DBG_MR, "Unaligned Memory Buffer: 0x%x\n",
-					(unsigned int) buffer_list[i].addr);
-			ibmr = ERR_PTR(-EINVAL);
-			kfree(nesmr);
-			goto reg_phys_err;
-		}
 
-		if (!buffer_list[i].size) {
+		mask = !buffer_list[i].size;
+		if (i != 0)
+			mask |= buffer_list[i].addr;
+		if (i != num_phys_buf - 1)
+			mask |= buffer_list[i].addr + buffer_list[i].size;
+
+		if (mask & ~PAGE_MASK) {
 			nes_free_resource(nesadapter, nesadapter->allocated_mrs, stag_index);
-			nes_debug(NES_DBG_MR, "Invalid Buffer Size\n");
+			nes_debug(NES_DBG_MR, "Invalid buffer addr or size\n");
 			ibmr = ERR_PTR(-EINVAL);
 			kfree(nesmr);
 			goto reg_phys_err;
@@ -2238,7 +2262,7 @@ static struct ib_mr *nes_reg_phys_mr(struct ib_pd *ib_pd,
 			if ((buffer_list[i-1].addr+PAGE_SIZE) != buffer_list[i].addr)
 				single_page = 0;
 		}
-		vpbl.pbl_vbase[cur_pbl_index].pa_low = cpu_to_le32((u32)buffer_list[i].addr);
+		vpbl.pbl_vbase[cur_pbl_index].pa_low = cpu_to_le32((u32)buffer_list[i].addr & PAGE_MASK);
 		vpbl.pbl_vbase[cur_pbl_index++].pa_high =
 				cpu_to_le32((u32)((((u64)buffer_list[i].addr) >> 32)));
 	}
@@ -2251,8 +2275,6 @@ static struct ib_mr *nes_reg_phys_mr(struct ib_pd *ib_pd,
 			" length = 0x%016lX, index = 0x%08X\n",
 			stag, (unsigned long)*iova_start, (unsigned long)region_length, stag_index);
 
-	region_length -= (*iova_start)&PAGE_MASK;
-
 	/* Make the leaf PBL the root if only one PBL */
 	if (root_pbl_index == 1) {
 		root_vpbl.pbl_pbase = vpbl.pbl_pbase;
@@ -2786,10 +2808,9 @@ static ssize_t show_fw_ver(struct device *dev, struct device_attribute *attr,
 	struct nes_vnic *nesvnic = nesibdev->nesvnic;
 
 	nes_debug(NES_DBG_INIT, "\n");
-	return sprintf(buf, "%x.%x.%x\n",
-			(int)(nesvnic->nesdev->nesadapter->fw_ver >> 32),
-			(int)(nesvnic->nesdev->nesadapter->fw_ver >> 16) & 0xffff,
-			(int)(nesvnic->nesdev->nesadapter->fw_ver & 0xffff));
+	return sprintf(buf, "%u.%u\n",
+		(nesvnic->nesdev->nesadapter->firmware_version >> 16),
+		(nesvnic->nesdev->nesadapter->firmware_version & 0x000000ff));
 }
 
 

drivers/infiniband/hw/nes/nes_verbs.h

@@ -112,6 +112,7 @@ struct nes_cq {
 	spinlock_t       lock;
 	u8               virtual_cq;
 	u8               pad[3];
+	u32		 mcrqf;
 };
 
 struct nes_wq {

drivers/infiniband/ulp/ipoib/ipoib_ib.c

@@ -685,7 +685,8 @@ int ipoib_ib_dev_open(struct net_device *dev)
 	queue_delayed_work(ipoib_workqueue, &priv->ah_reap_task,
 			   round_jiffies_relative(HZ));
 
-	set_bit(IPOIB_FLAG_INITIALIZED, &priv->flags);
+	if (!test_and_set_bit(IPOIB_FLAG_INITIALIZED, &priv->flags))
+		napi_enable(&priv->napi);
 
 	return 0;
 }
@@ -804,7 +805,8 @@ int ipoib_ib_dev_stop(struct net_device *dev, int flush)
 	struct ipoib_tx_buf *tx_req;
 	int i;
 
-	clear_bit(IPOIB_FLAG_INITIALIZED, &priv->flags);
+	if (test_and_clear_bit(IPOIB_FLAG_INITIALIZED, &priv->flags))
+		napi_disable(&priv->napi);
 
 	ipoib_cm_dev_stop(dev);
 

drivers/infiniband/ulp/ipoib/ipoib_main.c

@@ -106,8 +106,7 @@ int ipoib_open(struct net_device *dev)
 
 	ipoib_dbg(priv, "bringing up interface\n");
 
-	if (!test_and_set_bit(IPOIB_FLAG_ADMIN_UP, &priv->flags))
-		napi_enable(&priv->napi);
+	set_bit(IPOIB_FLAG_ADMIN_UP, &priv->flags);
 
 	if (ipoib_pkey_dev_delay_open(dev))
 		return 0;
@@ -143,7 +142,6 @@ int ipoib_open(struct net_device *dev)
 	ipoib_ib_dev_stop(dev, 1);
 
 err_disable:
-	napi_disable(&priv->napi);
 	clear_bit(IPOIB_FLAG_ADMIN_UP, &priv->flags);
 
 	return -EINVAL;
@@ -156,7 +154,6 @@ static int ipoib_stop(struct net_device *dev)
 	ipoib_dbg(priv, "stopping interface\n");
 
 	clear_bit(IPOIB_FLAG_ADMIN_UP, &priv->flags);
-	napi_disable(&priv->napi);
 
 	netif_stop_queue(dev);
 

drivers/net/mlx4/main.c

@@ -976,7 +976,7 @@ static void mlx4_enable_msi_x(struct mlx4_dev *dev)
 				nreq = err;
 				goto retry;
 			}
-
+			kfree(entries);
 			goto no_msi;
 		}