Hi Maciej, [auto build test ERROR on net-next/master] [also build test ERROR on v4.12-rc1 next-20170512] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Maciek-Fijalkowski/Fix-ERROR-trailing-statements-should-be-on-next-line/20170515-021304 config: x86_64-acpi-redef (attached as .config) compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901 reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All error/warnings (new ones prefixed by >>): drivers//net/virtio_net.c:2647:20: warning: left-hand operand of comma expression has no effect [-Wunused-value] (VIRTIO_NET_F_CSUM, VIRTIO_NET_F_GUEST_CSUM, \ ^ >> drivers//net/virtio_net.c:2659:2: note: in expansion of macro 'VIRTNET_FEATURES' VIRTNET_FEATURES, ^~~~~~~~~~~~~~~~ drivers//net/virtio_net.c:2647:45: warning: left-hand operand of comma expression has no effect [-Wunused-value] (VIRTIO_NET_F_CSUM, VIRTIO_NET_F_GUEST_CSUM, \ ^ >> drivers//net/virtio_net.c:2659:2: note: in expansion of macro 'VIRTNET_FEATURES' VIRTNET_FEATURES, ^~~~~~~~~~~~~~~~ drivers//net/virtio_net.c:2648:18: warning: left-hand operand of comma expression has no effect [-Wunused-value] VIRTIO_NET_F_MAC, \ ^ >> drivers//net/virtio_net.c:2659:2: note: in expansion of macro 'VIRTNET_FEATURES' VIRTNET_FEATURES, ^~~~~~~~~~~~~~~~ drivers//net/virtio_net.c:2649:24: warning: left-hand operand of comma expression has no effect [-Wunused-value] VIRTIO_NET_F_HOST_TSO4, VIRTIO_NET_F_HOST_UFO, VIRTIO_NET_F_HOST_TSO6, \ ^ >> drivers//net/virtio_net.c:2659:2: note: in expansion of macro 'VIRTNET_FEATURES' VIRTNET_FEATURES, ^~~~~~~~~~~~~~~~ drivers//net/virtio_net.c:2649:47: warning: left-hand operand of comma expression has no effect [-Wunused-value] VIRTIO_NET_F_HOST_TSO4, VIRTIO_NET_F_HOST_UFO, VIRTIO_NET_F_HOST_TSO6, \ ^ >> drivers//net/virtio_net.c:2659:2: note: in expansion of macro 'VIRTNET_FEATURES' VIRTNET_FEATURES, ^~~~~~~~~~~~~~~~ drivers//net/virtio_net.c:2649:71: warning: left-hand operand of comma expression has no effect [-Wunused-value] VIRTIO_NET_F_HOST_TSO4, VIRTIO_NET_F_HOST_UFO, VIRTIO_NET_F_HOST_TSO6, \ ^ >> drivers//net/virtio_net.c:2659:2: note: in expansion of macro 'VIRTNET_FEATURES' VIRTNET_FEATURES, ^~~~~~~~~~~~~~~~ drivers//net/virtio_net.c:2650:23: warning: left-hand operand of comma expression has no effect [-Wunused-value] VIRTIO_NET_F_HOST_ECN, VIRTIO_NET_F_GUEST_TSO4, VIRTIO_NET_F_GUEST_TSO6, \ ^ >> drivers//net/virtio_net.c:2659:2: note: in expansion of macro 'VIRTNET_FEATURES' VIRTNET_FEATURES, ^~~~~~~~~~~~~~~~ drivers//net/virtio_net.c:2650:48: warning: left-hand operand of comma expression has no effect [-Wunused-value] VIRTIO_NET_F_HOST_ECN, VIRTIO_NET_F_GUEST_TSO4, VIRTIO_NET_F_GUEST_TSO6, \ ^ >> drivers//net/virtio_net.c:2659:2: note: in expansion of macro 'VIRTNET_FEATURES' VIRTNET_FEATURES, ^~~~~~~~~~~~~~~~ drivers//net/virtio_net.c:2650:73: warning: left-hand operand of comma expression has no effect [-Wunused-value] VIRTIO_NET_F_HOST_ECN, VIRTIO_NET_F_GUEST_TSO4, VIRTIO_NET_F_GUEST_TSO6, \ ^ >> drivers//net/virtio_net.c:2659:2: note: in expansion of macro 'VIRTNET_FEATURES' VIRTNET_FEATURES, ^~~~~~~~~~~~~~~~ drivers//net/virtio_net.c:2651:24: warning: left-hand operand of comma expression has no effect [-Wunused-value] VIRTIO_NET_F_GUEST_ECN, VIRTIO_NET_F_GUEST_UFO, \ ^ >> drivers//net/virtio_net.c:2659:2: note: in expansion of macro 'VIRTNET_FEATURES' VIRTNET_FEATURES, ^~~~~~~~~~~~~~~~ drivers//net/virtio_net.c:2651:48: warning: left-hand operand of comma expression has no effect [-Wunused-value] VIRTIO_NET_F_GUEST_ECN, VIRTIO_NET_F_GUEST_UFO, \ ^ >> drivers//net/virtio_net.c:2659:2: note: in expansion of macro 'VIRTNET_FEATURES' VIRTNET_FEATURES, ^~~~~~~~~~~~~~~~ drivers//net/virtio_net.c:2652:24: warning: left-hand operand of comma expression has no effect [-Wunused-value] VIRTIO_NET_F_MRG_RXBUF, VIRTIO_NET_F_STATUS, VIRTIO_NET_F_CTRL_VQ, \ ^ >> drivers//net/virtio_net.c:2659:2: note: in expansion of macro 'VIRTNET_FEATURES' VIRTNET_FEATURES, ^~~~~~~~~~~~~~~~ drivers//net/virtio_net.c:2652:45: warning: left-hand operand of comma expression has no effect [-Wunused-value] VIRTIO_NET_F_MRG_RXBUF, VIRTIO_NET_F_STATUS, VIRTIO_NET_F_CTRL_VQ, \ ^ >> drivers//net/virtio_net.c:2659:2: note: in expansion of macro 'VIRTNET_FEATURES' VIRTNET_FEATURES, ^~~~~~~~~~~~~~~~ drivers//net/virtio_net.c:2652:67: warning: left-hand operand of comma expression has no effect [-Wunused-value] VIRTIO_NET_F_MRG_RXBUF, VIRTIO_NET_F_STATUS, VIRTIO_NET_F_CTRL_VQ, \ ^ >> drivers//net/virtio_net.c:2659:2: note: in expansion of macro 'VIRTNET_FEATURES' VIRTNET_FEATURES, ^~~~~~~~~~~~~~~~ drivers//net/virtio_net.c:2653:22: warning: left-hand operand of comma expression has no effect [-Wunused-value] VIRTIO_NET_F_CTRL_RX, VIRTIO_NET_F_CTRL_VLAN, \ ^ >> drivers//net/virtio_net.c:2659:2: note: in expansion of macro 'VIRTNET_FEATURES' VIRTNET_FEATURES, ^~~~~~~~~~~~~~~~ drivers//net/virtio_net.c:2653:46: warning: left-hand operand of comma expression has no effect [-Wunused-value] VIRTIO_NET_F_CTRL_RX, VIRTIO_NET_F_CTRL_VLAN, \ ^ >> drivers//net/virtio_net.c:2659:2: note: in expansion of macro 'VIRTNET_FEATURES' VIRTNET_FEATURES, ^~~~~~~~~~~~~~~~ drivers//net/virtio_net.c:2654:29: warning: left-hand operand of comma expression has no effect [-Wunused-value] VIRTIO_NET_F_GUEST_ANNOUNCE, VIRTIO_NET_F_MQ, \ ^ >> drivers//net/virtio_net.c:2659:2: note: in expansion of macro 'VIRTNET_FEATURES' VIRTNET_FEATURES, ^~~~~~~~~~~~~~~~ drivers//net/virtio_net.c:2654:46: warning: left-hand operand of comma expression has no effect [-Wunused-value] VIRTIO_NET_F_GUEST_ANNOUNCE, VIRTIO_NET_F_MQ, \ ^ >> drivers//net/virtio_net.c:2659:2: note: in expansion of macro 'VIRTNET_FEATURES' VIRTNET_FEATURES, ^~~~~~~~~~~~~~~~ drivers//net/virtio_net.c:2655:28: warning: left-hand operand of comma expression has no effect [-Wunused-value] VIRTIO_NET_F_CTRL_MAC_ADDR, \ ^ >> drivers//net/virtio_net.c:2659:2: note: in expansion of macro 'VIRTNET_FEATURES' VIRTNET_FEATURES, ^~~~~~~~~~~~~~~~ >> drivers//net/virtio_net.c:2647:2: error: initializer element is not constant (VIRTIO_NET_F_CSUM, VIRTIO_NET_F_GUEST_CSUM, \ ^ vim +/VIRTNET_FEATURES +2659 drivers//net/virtio_net.c 296f96fc Rusty Russell 2007-10-22 2641 static struct virtio_device_id id_table[] = { 296f96fc Rusty Russell 2007-10-22 2642 { VIRTIO_ID_NET, VIRTIO_DEV_ANY_ID }, 296f96fc Rusty Russell 2007-10-22 2643 { 0 }, 296f96fc Rusty Russell 2007-10-22 2644 }; 296f96fc Rusty Russell 2007-10-22 2645 f3358507 Michael S. Tsirkin 2016-11-04 2646 #define VIRTNET_FEATURES \ d66a5bc5 Maciej Fijalkowski 2017-05-14 @2647 (VIRTIO_NET_F_CSUM, VIRTIO_NET_F_GUEST_CSUM, \ f3358507 Michael S. Tsirkin 2016-11-04 2648 VIRTIO_NET_F_MAC, \ f3358507 Michael S. Tsirkin 2016-11-04 2649 VIRTIO_NET_F_HOST_TSO4, VIRTIO_NET_F_HOST_UFO, VIRTIO_NET_F_HOST_TSO6, \ f3358507 Michael S. Tsirkin 2016-11-04 2650 VIRTIO_NET_F_HOST_ECN, VIRTIO_NET_F_GUEST_TSO4, VIRTIO_NET_F_GUEST_TSO6, \ f3358507 Michael S. Tsirkin 2016-11-04 2651 VIRTIO_NET_F_GUEST_ECN, VIRTIO_NET_F_GUEST_UFO, \ f3358507 Michael S. Tsirkin 2016-11-04 2652 VIRTIO_NET_F_MRG_RXBUF, VIRTIO_NET_F_STATUS, VIRTIO_NET_F_CTRL_VQ, \ f3358507 Michael S. Tsirkin 2016-11-04 2653 VIRTIO_NET_F_CTRL_RX, VIRTIO_NET_F_CTRL_VLAN, \ f3358507 Michael S. Tsirkin 2016-11-04 2654 VIRTIO_NET_F_GUEST_ANNOUNCE, VIRTIO_NET_F_MQ, \ f3358507 Michael S. Tsirkin 2016-11-04 2655 VIRTIO_NET_F_CTRL_MAC_ADDR, \ d66a5bc5 Maciej Fijalkowski 2017-05-14 2656 VIRTIO_NET_F_MTU) f3358507 Michael S. Tsirkin 2016-11-04 2657 c45a6816 Rusty Russell 2008-05-02 2658 static unsigned int features[] = { f3358507 Michael S. Tsirkin 2016-11-04 @2659 VIRTNET_FEATURES, f3358507 Michael S. Tsirkin 2016-11-04 2660 }; f3358507 Michael S. Tsirkin 2016-11-04 2661 f3358507 Michael S. Tsirkin 2016-11-04 2662 static unsigned int features_legacy[] = { :::::: The code at line 2659 was first introduced by commit :::::: f3358507c11999c91abf54744658bccd49b5879c virtio-net: drop legacy features in virtio 1 mode :::::: TO: Michael S. Tsirkin <mst@xxxxxxxxxx> :::::: CC: David S. Miller <davem@xxxxxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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