Hi Markus, [auto build test WARNING on linus/master] [also build test WARNING on v4.13-rc3 next-20170804] [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/SF-Markus-Elfring/atm-idt77252-Adjust-four-function-calls-together-with-a-variable-assignment/20170806-081417 config: x86_64-randconfig-b0-08070032 (attached as .config) compiler: gcc-4.4 (Debian 4.4.7-8) 4.4.7 reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All warnings (new ones prefixed by >>): drivers//atm/idt77252.c: In function 'idt77252_send_oam': >> drivers//atm/idt77252.c:2003: warning: unused variable 'card' vim +/card +2003 drivers//atm/idt77252.c ^1da177e Linus Torvalds 2005-04-16 1998 ^1da177e Linus Torvalds 2005-04-16 1999 static int ^1da177e Linus Torvalds 2005-04-16 2000 idt77252_send_oam(struct atm_vcc *vcc, void *cell, int flags) ^1da177e Linus Torvalds 2005-04-16 2001 { ^1da177e Linus Torvalds 2005-04-16 2002 struct atm_dev *dev = vcc->dev; ^1da177e Linus Torvalds 2005-04-16 @2003 struct idt77252_dev *card = dev->dev_data; ^1da177e Linus Torvalds 2005-04-16 2004 struct sk_buff *skb; ^1da177e Linus Torvalds 2005-04-16 2005 ^1da177e Linus Torvalds 2005-04-16 2006 skb = dev_alloc_skb(64); ^1da177e Linus Torvalds 2005-04-16 2007 if (!skb) { ^1da177e Linus Torvalds 2005-04-16 2008 atomic_inc(&vcc->stats->tx_err); ^1da177e Linus Torvalds 2005-04-16 2009 return -ENOMEM; ^1da177e Linus Torvalds 2005-04-16 2010 } 14afee4b Reshetova, Elena 2017-06-30 2011 refcount_add(skb->truesize, &sk_atm(vcc)->sk_wmem_alloc); ^1da177e Linus Torvalds 2005-04-16 2012 59ae1d12 Johannes Berg 2017-06-16 2013 skb_put_data(skb, cell, 52); ^1da177e Linus Torvalds 2005-04-16 2014 ^1da177e Linus Torvalds 2005-04-16 2015 return idt77252_send_skb(vcc, skb, 1); ^1da177e Linus Torvalds 2005-04-16 2016 } ^1da177e Linus Torvalds 2005-04-16 2017 :::::: The code at line 2003 was first introduced by commit :::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2 :::::: TO: Linus Torvalds <torvalds@xxxxxxxxxxxxxxx> :::::: CC: Linus Torvalds <torvalds@xxxxxxxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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