Am Dienstag, 12. November 2019, 23:30:29 CET schrieb kbuild test robot: Hi kbuild, > Hi "Stephan, > > Thank you for the patch! Yet something to improve: > > [auto build test ERROR on char-misc/char-misc-testing] > [also build test ERROR on v5.4-rc7 next-20191112] > [if your patch is applied to the wrong git tree, please drop us a note to > help improve the system. BTW, we also suggest to use '--base' option to > specify the base tree in git format-patch, please see > https://stackoverflow.com/a/37406982] > > url: > https://github.com/0day-ci/linux/commits/Stephan-M-ller/dev-random-a-new-ap > proach-with-full-SP800-90B-compliance/20191113-040847 base: > https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc.git > 01b59c763fe2de845b65900485b141fdd7bbf93e config: > i386-randconfig-f003-201945 (attached as .config) > compiler: gcc-7 (Debian 7.4.0-14) 7.4.0 > reproduce: > # save the attached .config to linux build tree > make ARCH=i386 > > If you fix the issue, kindly add following tag > Reported-by: kbuild test robot <lkp@xxxxxxxxx> > > All errors (new ones prefixed by >>): > > In file included from <command-line>:0:0: > > include/linux/lrng.h: In function 'lrng_set_drng_cb': > >> include/linux/lrng.h:80:61: error: 'EOPNOTSUPP' undeclared (first use in > >> this function) I need to include errno.h in lrng.h. Thank you, it will be fixed in the next installment. > lrng_set_drng_cb(const struct lrng_crypto_cb *cb) { return -EOPNOTSUPP; > } ^~~~~~~~~~ include/linux/lrng.h:80:61: note: each undeclared identifier > is reported only once for each function it appears in > > vim +/EOPNOTSUPP +80 include/linux/lrng.h > > 74 > 75 /* Register cryptographic backend */ > 76 #ifdef CONFIG_LRNG_DRNG_SWITCH > 77 int lrng_set_drng_cb(const struct lrng_crypto_cb *cb); > 78 #else /* CONFIG_LRNG_DRNG_SWITCH */ > 79 static inline int > > > 80 lrng_set_drng_cb(const struct lrng_crypto_cb *cb) { return > > -EOPNOTSUPP; } > 81 #endif /* CONFIG_LRNG_DRNG_SWITCH */ > 82 > > --- > 0-DAY kernel test infrastructure Open Source Technology > Center https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx Intel > Corporation Ciao Stephan