Messages in this thread | | | Date | Sun, 19 Nov 2023 12:09:06 +0800 | From | kernel test robot <> | Subject | arch/powerpc/platforms/pseries/plpks_sed_ops.c:89:15: sparse: sparse: cast to restricted __be32 |
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: b8f1fa2419c19c81bc386a6b350879ba54a573e1 commit: ec8cf230ceccfcc2bd29990c2902be168a92dee4 powerpc/pseries: PLPKS SED Opal keystore support date: 5 weeks ago config: powerpc64-randconfig-r131-20231119 (https://download.01.org/0day-ci/archive/20231119/202311191142.ZOdOE2vT-lkp@intel.com/config) compiler: powerpc64-linux-gcc (GCC) 13.2.0 reproduce: (https://download.01.org/0day-ci/archive/20231119/202311191142.ZOdOE2vT-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202311191142.ZOdOE2vT-lkp@intel.com/
sparse warnings: (new ones prefixed by >>) >> arch/powerpc/platforms/pseries/plpks_sed_ops.c:89:15: sparse: sparse: cast to restricted __be32 >> arch/powerpc/platforms/pseries/plpks_sed_ops.c:89:15: sparse: sparse: cast to restricted __be32 >> arch/powerpc/platforms/pseries/plpks_sed_ops.c:89:15: sparse: sparse: cast to restricted __be32 >> arch/powerpc/platforms/pseries/plpks_sed_ops.c:89:15: sparse: sparse: cast to restricted __be32 >> arch/powerpc/platforms/pseries/plpks_sed_ops.c:89:15: sparse: sparse: cast to restricted __be32 >> arch/powerpc/platforms/pseries/plpks_sed_ops.c:89:15: sparse: sparse: cast to restricted __be32 >> arch/powerpc/platforms/pseries/plpks_sed_ops.c:116:24: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned long [addressable] [assigned] [usertype] authority @@ got restricted __be64 [usertype] @@ arch/powerpc/platforms/pseries/plpks_sed_ops.c:116:24: sparse: expected unsigned long [addressable] [assigned] [usertype] authority arch/powerpc/platforms/pseries/plpks_sed_ops.c:116:24: sparse: got restricted __be64 [usertype] >> arch/powerpc/platforms/pseries/plpks_sed_ops.c:117:20: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned long [addressable] [assigned] [usertype] range @@ got restricted __be64 [usertype] @@ arch/powerpc/platforms/pseries/plpks_sed_ops.c:117:20: sparse: expected unsigned long [addressable] [assigned] [usertype] range arch/powerpc/platforms/pseries/plpks_sed_ops.c:117:20: sparse: got restricted __be64 [usertype] >> arch/powerpc/platforms/pseries/plpks_sed_ops.c:119:22: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [addressable] [assigned] [usertype] key_len @@ got restricted __be32 [usertype] @@ arch/powerpc/platforms/pseries/plpks_sed_ops.c:119:22: sparse: expected unsigned int [addressable] [assigned] [usertype] key_len arch/powerpc/platforms/pseries/plpks_sed_ops.c:119:22: sparse: got restricted __be32 [usertype]
vim +89 arch/powerpc/platforms/pseries/plpks_sed_ops.c
66 67 /* 68 * Read the SED Opal key from PLPKS given the label 69 */ 70 int sed_read_key(char *keyname, char *key, u_int *keylen) 71 { 72 struct plpks_var var; 73 struct plpks_sed_object_data data; 74 int ret; 75 u_int len; 76 77 plpks_init_var(&var, keyname); 78 79 if (!plpks_sed_available) 80 return -EOPNOTSUPP; 81 82 var.data = (u8 *)&data; 83 var.datalen = sizeof(data); 84 85 ret = plpks_read_os_var(&var); 86 if (ret != 0) 87 return ret; 88 > 89 len = min_t(u16, be32_to_cpu(data.key_len), var.datalen); 90 memcpy(key, data.key, len); 91 key[len] = '\0'; 92 *keylen = len; 93 94 return 0; 95 } 96 97 /* 98 * Write the SED Opal key to PLPKS given the label 99 */ 100 int sed_write_key(char *keyname, char *key, u_int keylen) 101 { 102 struct plpks_var var; 103 struct plpks_sed_object_data data; 104 struct plpks_var_name vname; 105 106 plpks_init_var(&var, keyname); 107 108 if (!plpks_sed_available) 109 return -EOPNOTSUPP; 110 111 var.datalen = sizeof(struct plpks_sed_object_data); 112 var.data = (u8 *)&data; 113 114 /* initialize SED object */ 115 data.version = PLPKS_SED_OBJECT_DATA_V0; > 116 data.authority = cpu_to_be64(PLPKS_SED_AUTHORITY); > 117 data.range = cpu_to_be64(PLPKS_SED_RANGE); 118 memset(&data.pad1, '\0', sizeof(data.pad1)); > 119 data.key_len = cpu_to_be32(keylen);
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