Hi, [auto build test WARNING on net-next/master] [also build test WARNING on v4.7-rc7 next-20160722] [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/Grygorii-Strashko/drivers-net-cpsw-fix-driver-loading-unloading/20160722-221708 config: arm-multi_v7_defconfig (attached as .config) compiler: arm-linux-gnueabi-gcc (Debian 5.4.0-6) 5.4.0 20160609 reproduce: wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=arm All warnings (new ones prefixed by >>): drivers/net/ethernet/ti/davinci_cpdma.c: In function 'cpdma_ctlr_destroy': >> drivers/net/ethernet/ti/davinci_cpdma.c:433:16: warning: unused variable >> 'flags' [-Wunused-variable] unsigned long flags; ^ vim +/flags +433 drivers/net/ethernet/ti/davinci_cpdma.c ef8c2dab drivers/net/davinci_cpdma.c Cyril Chemparathy 2010-09-15 417 dma_reg_read(ctlr, CPDMA_DMASTATUS)); ef8c2dab drivers/net/davinci_cpdma.c Cyril Chemparathy 2010-09-15 418 dev_info(dev, "CPDMA: rxbuffofs: %x", ef8c2dab drivers/net/davinci_cpdma.c Cyril Chemparathy 2010-09-15 419 dma_reg_read(ctlr, CPDMA_RXBUFFOFS)); ef8c2dab drivers/net/davinci_cpdma.c Cyril Chemparathy 2010-09-15 420 } ef8c2dab drivers/net/davinci_cpdma.c Cyril Chemparathy 2010-09-15 421 ef8c2dab drivers/net/davinci_cpdma.c Cyril Chemparathy 2010-09-15 422 for (i = 0; i < ARRAY_SIZE(ctlr->channels); i++) ef8c2dab drivers/net/davinci_cpdma.c Cyril Chemparathy 2010-09-15 423 if (ctlr->channels[i]) ef8c2dab drivers/net/davinci_cpdma.c Cyril Chemparathy 2010-09-15 424 cpdma_chan_dump(ctlr->channels[i]); ef8c2dab drivers/net/davinci_cpdma.c Cyril Chemparathy 2010-09-15 425 ef8c2dab drivers/net/davinci_cpdma.c Cyril Chemparathy 2010-09-15 426 spin_unlock_irqrestore(&ctlr->lock, flags); ef8c2dab drivers/net/davinci_cpdma.c Cyril Chemparathy 2010-09-15 427 return 0; ef8c2dab drivers/net/davinci_cpdma.c Cyril Chemparathy 2010-09-15 428 } 32a6d90b drivers/net/ethernet/ti/davinci_cpdma.c Arnd Bergmann 2012-04-20 429 EXPORT_SYMBOL_GPL(cpdma_ctlr_dump); ef8c2dab drivers/net/davinci_cpdma.c Cyril Chemparathy 2010-09-15 430 ef8c2dab drivers/net/davinci_cpdma.c Cyril Chemparathy 2010-09-15 431 int cpdma_ctlr_destroy(struct cpdma_ctlr *ctlr) ef8c2dab drivers/net/davinci_cpdma.c Cyril Chemparathy 2010-09-15 432 { ef8c2dab drivers/net/davinci_cpdma.c Cyril Chemparathy 2010-09-15 @433 unsigned long flags; ef8c2dab drivers/net/davinci_cpdma.c Cyril Chemparathy 2010-09-15 434 int ret = 0, i; ef8c2dab drivers/net/davinci_cpdma.c Cyril Chemparathy 2010-09-15 435 ef8c2dab drivers/net/davinci_cpdma.c Cyril Chemparathy 2010-09-15 436 if (!ctlr) ef8c2dab drivers/net/davinci_cpdma.c Cyril Chemparathy 2010-09-15 437 return -EINVAL; ef8c2dab drivers/net/davinci_cpdma.c Cyril Chemparathy 2010-09-15 438 ef8c2dab drivers/net/davinci_cpdma.c Cyril Chemparathy 2010-09-15 439 if (ctlr->state != CPDMA_STATE_IDLE) ef8c2dab drivers/net/davinci_cpdma.c Cyril Chemparathy 2010-09-15 440 cpdma_ctlr_stop(ctlr); ef8c2dab drivers/net/davinci_cpdma.c Cyril Chemparathy 2010-09-15 441 :::::: The code at line 433 was first introduced by commit :::::: ef8c2dab01b6e30c4b2ca3ea3b8db33430493589 net: davinci_emac: separate out cpdma code :::::: TO: Cyril Chemparathy <cy...@ti.com> :::::: CC: Kevin Hilman <khil...@deeprootsystems.com> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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