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SubjectRe: [PATCH v4] net: can: Introduce MEN 16Z192-00 CAN controller driver
Hi Abhijeet,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on 549738f15da0e5a00275977623be199fbbf7df50]

url: https://github.com/0day-ci/linux/commits/Abhijeet-Badurkar/net-can-Introduce-MEN-16Z192-00-CAN-controller-driver/20201005-170737
base: 549738f15da0e5a00275977623be199fbbf7df50
config: nios2-allyesconfig (attached as .config)
compiler: nios2-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/0day-ci/linux/commit/52523430855158ee790d4fbce7d0ff4d3fda6fac
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Abhijeet-Badurkar/net-can-Introduce-MEN-16Z192-00-CAN-controller-driver/20201005-170737
git checkout 52523430855158ee790d4fbce7d0ff4d3fda6fac
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=nios2

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All warnings (new ones prefixed by >>):

>> drivers/net/can/men_z192_can.c:924:6: warning: no previous prototype for 'men_z192_init_coalesce' [-Wmissing-prototypes]
924 | void men_z192_init_coalesce(struct net_device *ndev)
| ^~~~~~~~~~~~~~~~~~~~~~

vim +/men_z192_init_coalesce +924 drivers/net/can/men_z192_can.c

923
> 924 void men_z192_init_coalesce(struct net_device *ndev)
925 {
926 men_z192_set_buf_lvl_irq(ndev, MEN_Z192_MIN_BUF_LVL,
927 MEN_Z192_MIN_BUF_LVL);
928 men_z192_set_rx_tout(ndev, MEN_Z192_RX_TOUT_DEF);
929 }
930

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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