tree: https://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec.git master head: a4902d914e508f3691fa7ef885a76d2b7e735805 commit: a4902d914e508f3691fa7ef885a76d2b7e735805 [2/2] xfrm: merge fixup for "remove output_finish indirection from xfrm_state_afinfo" config: c6x-randconfig-s031-20200605 (attached as .config) compiler: c6x-elf-gcc (GCC) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.1-246-g41f651b4-dirty git checkout a4902d914e508f3691fa7ef885a76d2b7e735805 # save the attached .config to linux build tree make W=1 C=1 ARCH=c6x CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__'
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <l...@intel.com> sparse warnings: (new ones prefixed by >>) >> arch/c6x/include/asm/unaligned.h:43:17: sparse: sparse: cast truncates bits >> from constant value (5c0 becomes c0) arch/c6x/include/asm/unaligned.h:43:17: sparse: sparse: cast truncates bits from constant value (600 becomes 0) arch/c6x/include/asm/unaligned.h:43:17: sparse: sparse: cast truncates bits from constant value (525 becomes 25) arch/c6x/include/asm/unaligned.h:43:17: sparse: sparse: cast truncates bits from constant value (2100 becomes 0) vim +43 arch/c6x/include/asm/unaligned.h a7f626c1948ab61 Aurelien Jacquiot 2011-10-04 38 a7f626c1948ab61 Aurelien Jacquiot 2011-10-04 39 static inline void put_unaligned_be16(u16 val, void *p) a7f626c1948ab61 Aurelien Jacquiot 2011-10-04 40 { a7f626c1948ab61 Aurelien Jacquiot 2011-10-04 41 u8 *_p = p; a7f626c1948ab61 Aurelien Jacquiot 2011-10-04 42 _p[0] = val >> 8; a7f626c1948ab61 Aurelien Jacquiot 2011-10-04 @43 _p[1] = val; a7f626c1948ab61 Aurelien Jacquiot 2011-10-04 44 } a7f626c1948ab61 Aurelien Jacquiot 2011-10-04 45 :::::: The code at line 43 was first introduced by commit :::::: a7f626c1948ab6178d2338831c5ffea7385e9f7f C6X: headers :::::: TO: Aurelien Jacquiot <a-jacqu...@ti.com> :::::: CC: Mark Salter <msal...@redhat.com> --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
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