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path: root/drivers/net/e1000/e1000_ethtool.c
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Diffstat (limited to 'drivers/net/e1000/e1000_ethtool.c')
-rw-r--r--drivers/net/e1000/e1000_ethtool.c49
1 files changed, 29 insertions, 20 deletions
diff --git a/drivers/net/e1000/e1000_ethtool.c b/drivers/net/e1000/e1000_ethtool.c
index f9ac9a87ffab..6a3893acfe04 100644
--- a/drivers/net/e1000/e1000_ethtool.c
+++ b/drivers/net/e1000/e1000_ethtool.c
@@ -483,10 +483,12 @@ static int e1000_get_eeprom(struct net_device *netdev,
483 last_word - first_word + 1, 483 last_word - first_word + 1,
484 eeprom_buff); 484 eeprom_buff);
485 else { 485 else {
486 for (i = 0; i < last_word - first_word + 1; i++) 486 for (i = 0; i < last_word - first_word + 1; i++) {
487 if ((ret_val = e1000_read_eeprom(hw, first_word + i, 1, 487 ret_val = e1000_read_eeprom(hw, first_word + i, 1,
488 &eeprom_buff[i]))) 488 &eeprom_buff[i]);
489 if (ret_val)
489 break; 490 break;
491 }
490 } 492 }
491 493
492 /* Device's eeprom is always little-endian, word addressable */ 494 /* Device's eeprom is always little-endian, word addressable */
@@ -669,9 +671,11 @@ static int e1000_set_ringparam(struct net_device *netdev,
669 671
670 if (netif_running(adapter->netdev)) { 672 if (netif_running(adapter->netdev)) {
671 /* Try to get new resources before deleting old */ 673 /* Try to get new resources before deleting old */
672 if ((err = e1000_setup_all_rx_resources(adapter))) 674 err = e1000_setup_all_rx_resources(adapter);
675 if (err)
673 goto err_setup_rx; 676 goto err_setup_rx;
674 if ((err = e1000_setup_all_tx_resources(adapter))) 677 err = e1000_setup_all_tx_resources(adapter);
678 if (err)
675 goto err_setup_tx; 679 goto err_setup_tx;
676 680
677 /* save the new, restore the old in order to free it, 681 /* save the new, restore the old in order to free it,
@@ -685,7 +689,8 @@ static int e1000_set_ringparam(struct net_device *netdev,
685 kfree(rx_old); 689 kfree(rx_old);
686 adapter->rx_ring = rxdr; 690 adapter->rx_ring = rxdr;
687 adapter->tx_ring = txdr; 691 adapter->tx_ring = txdr;
688 if ((err = e1000_up(adapter))) 692 err = e1000_up(adapter);
693 if (err)
689 goto err_setup; 694 goto err_setup;
690 } 695 }
691 696
@@ -1057,17 +1062,17 @@ static int e1000_setup_desc_rings(struct e1000_adapter *adapter)
1057 if (!txdr->count) 1062 if (!txdr->count)
1058 txdr->count = E1000_DEFAULT_TXD; 1063 txdr->count = E1000_DEFAULT_TXD;
1059 1064
1060 if (!(txdr->buffer_info = kcalloc(txdr->count, 1065 txdr->buffer_info = kcalloc(txdr->count, sizeof(struct e1000_buffer),
1061 sizeof(struct e1000_buffer), 1066 GFP_KERNEL);
1062 GFP_KERNEL))) { 1067 if (!txdr->buffer_info) {
1063 ret_val = 1; 1068 ret_val = 1;
1064 goto err_nomem; 1069 goto err_nomem;
1065 } 1070 }
1066 1071
1067 txdr->size = txdr->count * sizeof(struct e1000_tx_desc); 1072 txdr->size = txdr->count * sizeof(struct e1000_tx_desc);
1068 txdr->size = ALIGN(txdr->size, 4096); 1073 txdr->size = ALIGN(txdr->size, 4096);
1069 if (!(txdr->desc = pci_alloc_consistent(pdev, txdr->size, 1074 txdr->desc = pci_alloc_consistent(pdev, txdr->size, &txdr->dma);
1070 &txdr->dma))) { 1075 if (!txdr->desc) {
1071 ret_val = 2; 1076 ret_val = 2;
1072 goto err_nomem; 1077 goto err_nomem;
1073 } 1078 }
@@ -1088,7 +1093,8 @@ static int e1000_setup_desc_rings(struct e1000_adapter *adapter)
1088 struct sk_buff *skb; 1093 struct sk_buff *skb;
1089 unsigned int size = 1024; 1094 unsigned int size = 1024;
1090 1095
1091 if (!(skb = alloc_skb(size, GFP_KERNEL))) { 1096 skb = alloc_skb(size, GFP_KERNEL);
1097 if (!skb) {
1092 ret_val = 3; 1098 ret_val = 3;
1093 goto err_nomem; 1099 goto err_nomem;
1094 } 1100 }
@@ -1111,15 +1117,16 @@ static int e1000_setup_desc_rings(struct e1000_adapter *adapter)
1111 if (!rxdr->count) 1117 if (!rxdr->count)
1112 rxdr->count = E1000_DEFAULT_RXD; 1118 rxdr->count = E1000_DEFAULT_RXD;
1113 1119
1114 if (!(rxdr->buffer_info = kcalloc(rxdr->count, 1120 rxdr->buffer_info = kcalloc(rxdr->count, sizeof(struct e1000_buffer),
1115 sizeof(struct e1000_buffer), 1121 GFP_KERNEL);
1116 GFP_KERNEL))) { 1122 if (!rxdr->buffer_info) {
1117 ret_val = 4; 1123 ret_val = 4;
1118 goto err_nomem; 1124 goto err_nomem;
1119 } 1125 }
1120 1126
1121 rxdr->size = rxdr->count * sizeof(struct e1000_rx_desc); 1127 rxdr->size = rxdr->count * sizeof(struct e1000_rx_desc);
1122 if (!(rxdr->desc = pci_alloc_consistent(pdev, rxdr->size, &rxdr->dma))) { 1128 rxdr->desc = pci_alloc_consistent(pdev, rxdr->size, &rxdr->dma);
1129 if (!rxdr->desc) {
1123 ret_val = 5; 1130 ret_val = 5;
1124 goto err_nomem; 1131 goto err_nomem;
1125 } 1132 }
@@ -1142,8 +1149,8 @@ static int e1000_setup_desc_rings(struct e1000_adapter *adapter)
1142 struct e1000_rx_desc *rx_desc = E1000_RX_DESC(*rxdr, i); 1149 struct e1000_rx_desc *rx_desc = E1000_RX_DESC(*rxdr, i);
1143 struct sk_buff *skb; 1150 struct sk_buff *skb;
1144 1151
1145 if (!(skb = alloc_skb(E1000_RXBUFFER_2048 + NET_IP_ALIGN, 1152 skb = alloc_skb(E1000_RXBUFFER_2048 + NET_IP_ALIGN, GFP_KERNEL);
1146 GFP_KERNEL))) { 1153 if (!skb) {
1147 ret_val = 6; 1154 ret_val = 6;
1148 goto err_nomem; 1155 goto err_nomem;
1149 } 1156 }
@@ -1564,9 +1571,11 @@ static int e1000_loopback_test(struct e1000_adapter *adapter, u64 *data)
1564 goto out; 1571 goto out;
1565 } 1572 }
1566 1573
1567 if ((*data = e1000_setup_desc_rings(adapter))) 1574 *data = e1000_setup_desc_rings(adapter);
1575 if (*data)
1568 goto out; 1576 goto out;
1569 if ((*data = e1000_setup_loopback_test(adapter))) 1577 *data = e1000_setup_loopback_test(adapter);
1578 if (*data)
1570 goto err_loopback; 1579 goto err_loopback;
1571 *data = e1000_run_loopback_test(adapter); 1580 *data = e1000_run_loopback_test(adapter);
1572 e1000_loopback_cleanup(adapter); 1581 e1000_loopback_cleanup(adapter);