Hi Gilad, [auto build test WARNING on net/master] [also build test WARNING on v4.4-rc7 next-20151223] [if your patch is applied to the wrong git tree, please drop us a note to help improving the system] url: https://github.com/0day-ci/linux/commits/Gilad-Avidov/net-emac-emac-gigabit-ethernet-controller-driver/20151230-095104 config: x86_64-allmodconfig (attached as .config) reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All warnings (new ones prefixed by >>): drivers/net/ethernet/qualcomm/emac/emac-mac.c: In function 'emac_mac_up': >> drivers/net/ethernet/qualcomm/emac/emac-mac.c:1090:9: warning: large integer implicitly truncated to unsigned type [-Woverflow] writel(~DIS_INT, adpt->base + EMAC_INT_STATUS); ^ vim +1090 drivers/net/ethernet/qualcomm/emac/emac-mac.c 1074 } 1075 } 1076 1077 ret = request_irq(irq->irq, emac_isr, 0, EMAC_MAC_IRQ_RES, irq); 1078 if (ret) { 1079 netdev_err(adpt->netdev, 1080 "error:%d on request_irq(%d:%s flags:0)\n", ret, 1081 irq->irq, EMAC_MAC_IRQ_RES); 1082 goto err_request_irq; 1083 } 1084 1085 emac_mac_rx_descs_refill(adpt, &adpt->rx_q); 1086 1087 napi_enable(&adpt->rx_q.napi); 1088 1089 /* enable mac irq */ > 1090 writel(~DIS_INT, adpt->base + EMAC_INT_STATUS); 1091 writel(adpt->irq.mask, adpt->base + EMAC_INT_MASK); 1092 1093 netif_start_queue(netdev); 1094 clear_bit(EMAC_STATUS_DOWN, &adpt->status); 1095 1096 /* check link status */ 1097 set_bit(EMAC_STATUS_TASK_LSC_REQ, &adpt->status); 1098 adpt->link_chk_timeout = jiffies + EMAC_TRY_LINK_TIMEOUT; --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation