Hi Mike, [auto build test WARNING on: balbi-usb/next] [also build test WARNING on: v4.4-rc3 next-20151127] url: https://github.com/0day-ci/linux/commits/Mike-Looijmans/usb-gadget-ether-Allow-changing-the-MTU/20151130-162847 base: https://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb.git next config: i386-randconfig-s1-201548 (attached as .config) reproduce: # save the attached .config to linux build tree make ARCH=i386 All warnings (new ones prefixed by >>): drivers/usb/gadget/function/u_ether.c: In function 'ueth_change_mtu': >> drivers/usb/gadget/function/u_ether.c:146:18: warning: unused variable 'dev' [-Wunused-variable] struct eth_dev *dev = netdev_priv(net); ^ vim +/dev +146 drivers/usb/gadget/function/u_ether.c 2b3d942c drivers/usb/gadget/u_ether.c David Brownell 2008-06-19 130 #else 2b3d942c drivers/usb/gadget/u_ether.c David Brownell 2008-06-19 131 #define VDBG(dev, fmt, args...) \ 2b3d942c drivers/usb/gadget/u_ether.c David Brownell 2008-06-19 132 do { } while (0) 2b3d942c drivers/usb/gadget/u_ether.c David Brownell 2008-06-19 133 #endif /* DEBUG */ 2b3d942c drivers/usb/gadget/u_ether.c David Brownell 2008-06-19 134 2b3d942c drivers/usb/gadget/u_ether.c David Brownell 2008-06-19 135 #define ERROR(dev, fmt, args...) \ 2b3d942c drivers/usb/gadget/u_ether.c David Brownell 2008-06-19 136 xprintk(dev , KERN_ERR , fmt , ## args) 2b3d942c drivers/usb/gadget/u_ether.c David Brownell 2008-06-19 137 #define INFO(dev, fmt, args...) \ 2b3d942c drivers/usb/gadget/u_ether.c David Brownell 2008-06-19 138 xprintk(dev , KERN_INFO , fmt , ## args) 2b3d942c drivers/usb/gadget/u_ether.c David Brownell 2008-06-19 139 2b3d942c drivers/usb/gadget/u_ether.c David Brownell 2008-06-19 140 /*-------------------------------------------------------------------------*/ 2b3d942c drivers/usb/gadget/u_ether.c David Brownell 2008-06-19 141 2b3d942c drivers/usb/gadget/u_ether.c David Brownell 2008-06-19 142 /* NETWORK DRIVER HOOKUP (to the layer above this driver) */ 2b3d942c drivers/usb/gadget/u_ether.c David Brownell 2008-06-19 143 ccad637b drivers/usb/gadget/u_ether.c Stephen Hemminger 2008-11-19 144 static int ueth_change_mtu(struct net_device *net, int new_mtu) 2b3d942c drivers/usb/gadget/u_ether.c David Brownell 2008-06-19 145 { 2b3d942c drivers/usb/gadget/u_ether.c David Brownell 2008-06-19 @146 struct eth_dev *dev = netdev_priv(net); 1616c4ef drivers/usb/gadget/function/u_ether.c Mike Looijmans 2015-11-30 147 1616c4ef drivers/usb/gadget/function/u_ether.c Mike Looijmans 2015-11-30 148 if (new_mtu <= ETH_HLEN || new_mtu > GETHER_MAX_ETH_FRAME_LEN) 1616c4ef drivers/usb/gadget/function/u_ether.c Mike Looijmans 2015-11-30 149 return -ERANGE; 2b3d942c drivers/usb/gadget/u_ether.c David Brownell 2008-06-19 150 net->mtu = new_mtu; 2b3d942c drivers/usb/gadget/u_ether.c David Brownell 2008-06-19 151 1616c4ef drivers/usb/gadget/function/u_ether.c Mike Looijmans 2015-11-30 152 return 0; 2b3d942c drivers/usb/gadget/u_ether.c David Brownell 2008-06-19 153 } 2b3d942c drivers/usb/gadget/u_ether.c David Brownell 2008-06-19 154 :::::: The code at line 146 was first introduced by commit :::::: 2b3d942c4878084a37991a65e66512c02b8fa2ad usb ethernet gadget: split out network core :::::: TO: David Brownell <dbrownell@xxxxxxxxxxxxxxxxxxxxx> :::::: CC: Greg Kroah-Hartman <gregkh@xxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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