Hi Kurt, Thank you for the patch! Yet something to improve: [auto build test ERROR on net-next/master] [also build test ERROR on next-20200723] [cannot apply to robh/for-next sparc-next/master net/master linus/master v5.8-rc6] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Kurt-Kanzenbach/Hirschmann-Hellcreek-DSA-driver/20200723-161930 base: https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git 7fc3b978a8971305d456b32d3f2ac13191f5a0d7 config: ia64-allmodconfig (attached as .config) compiler: ia64-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 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=ia64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All error/warnings (new ones prefixed by >>): drivers/net/dsa/hirschmann/hellcreek_hwtstamp.c: In function 'hellcreek_should_tstamp': >> drivers/net/dsa/hirschmann/hellcreek_hwtstamp.c:165:8: error: implicit declaration of function 'ptp_parse_header'; did you mean 'dev_parse_header'? [-Werror=implicit-function-declaration] 165 | hdr = ptp_parse_header(skb, type); | ^~~~~~~~~~~~~~~~ | dev_parse_header >> drivers/net/dsa/hirschmann/hellcreek_hwtstamp.c:165:6: warning: assignment to 'struct ptp_header *' from 'int' makes pointer from integer without a cast [-Wint-conversion] 165 | hdr = ptp_parse_header(skb, type); | ^ In file included from include/linux/swab.h:5, from include/uapi/linux/byteorder/little_endian.h:13, from include/linux/byteorder/little_endian.h:5, from arch/ia64/include/uapi/asm/byteorder.h:5, from include/asm-generic/bitops/le.h:6, from arch/ia64/include/asm/bitops.h:448, from include/linux/bitops.h:29, from include/linux/kernel.h:12, from include/linux/skbuff.h:13, from include/linux/ip.h:16, from include/linux/ptp_classify.h:13, from drivers/net/dsa/hirschmann/hellcreek_hwtstamp.c:12: drivers/net/dsa/hirschmann/hellcreek_hwtstamp.c: In function 'hellcreek_get_reserved_field': >> drivers/net/dsa/hirschmann/hellcreek_hwtstamp.c:177:24: error: dereferencing pointer to incomplete type 'const struct ptp_header' 177 | return be32_to_cpu(hdr->reserved2); | ^~ include/uapi/linux/swab.h:118:32: note: in definition of macro '__swab32' 118 | (__builtin_constant_p((__u32)(x)) ? \ | ^ include/linux/byteorder/generic.h:95:21: note: in expansion of macro '__be32_to_cpu' 95 | #define be32_to_cpu __be32_to_cpu | ^~~~~~~~~~~~~ drivers/net/dsa/hirschmann/hellcreek_hwtstamp.c:177:9: note: in expansion of macro 'be32_to_cpu' 177 | return be32_to_cpu(hdr->reserved2); | ^~~~~~~~~~~ drivers/net/dsa/hirschmann/hellcreek_hwtstamp.c: In function 'hellcreek_clear_reserved_field': >> drivers/net/dsa/hirschmann/hellcreek_hwtstamp.c:182:5: error: dereferencing pointer to incomplete type 'struct ptp_header' 182 | hdr->reserved2 = 0; | ^~ drivers/net/dsa/hirschmann/hellcreek_hwtstamp.c: In function 'hellcreek_get_rxts': drivers/net/dsa/hirschmann/hellcreek_hwtstamp.c:325:8: warning: assignment to 'struct ptp_header *' from 'int' makes pointer from integer without a cast [-Wint-conversion] 325 | hdr = ptp_parse_header(skb, type); | ^ drivers/net/dsa/hirschmann/hellcreek_hwtstamp.c: In function 'hellcreek_get_reserved_field': >> drivers/net/dsa/hirschmann/hellcreek_hwtstamp.c:178:1: warning: control reaches end of non-void function [-Wreturn-type] 178 | } | ^ cc1: some warnings being treated as errors vim +165 drivers/net/dsa/hirschmann/hellcreek_hwtstamp.c 153 154 /* Returns a pointer to the PTP header if the caller should time stamp, or NULL 155 * if the caller should not. 156 */ 157 static struct ptp_header *hellcreek_should_tstamp(struct hellcreek *hellcreek, 158 int port, struct sk_buff *skb, 159 unsigned int type) 160 { 161 struct hellcreek_port_hwtstamp *ps = 162 &hellcreek->ports[port].port_hwtstamp; 163 struct ptp_header *hdr; 164 > 165 hdr = ptp_parse_header(skb, type); 166 if (!hdr) 167 return NULL; 168 169 if (!test_bit(HELLCREEK_HWTSTAMP_ENABLED, &ps->state)) 170 return NULL; 171 172 return hdr; 173 } 174 175 static u64 hellcreek_get_reserved_field(const struct ptp_header *hdr) 176 { > 177 return be32_to_cpu(hdr->reserved2); > 178 } 179 180 static void hellcreek_clear_reserved_field(struct ptp_header *hdr) 181 { > 182 hdr->reserved2 = 0; 183 } 184 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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