crypto/x509/x509_vfy.c:2145: error: NULL_DEREFERENCE
  pointer `ptmp` last assigned on line 2144 could be null and is dereferenced at line 2145, column 13.
Showing all 34 steps of the trace


crypto/x509/x509_vfy.c:2128:1: start of procedure X509_STORE_CTX_purpose_inherit()
2126.    */
2127.   
2128. > int X509_STORE_CTX_purpose_inherit(X509_STORE_CTX *ctx, int def_purpose,
2129.                                      int purpose, int trust)
2130.   {

crypto/x509/x509_vfy.c:2133:10: Taking false branch
2131.       int idx;
2132.       /* If purpose not set use default */
2133.       if (!purpose)
                 ^
2134.           purpose = def_purpose;
2135.       /* If we have a purpose then check it is valid */

crypto/x509/x509_vfy.c:2136:9: Taking true branch
2134.           purpose = def_purpose;
2135.       /* If we have a purpose then check it is valid */
2136.       if (purpose) {
                ^
2137.           X509_PURPOSE *ptmp;
2138.           idx = X509_PURPOSE_get_by_id(purpose);

crypto/x509/x509_vfy.c:2138:9: 
2136.       if (purpose) {
2137.           X509_PURPOSE *ptmp;
2138. >         idx = X509_PURPOSE_get_by_id(purpose);
2139.           if (idx == -1) {
2140.               X509err(X509_F_X509_STORE_CTX_PURPOSE_INHERIT,

crypto/x509v3/v3_purp.c:133:1: start of procedure X509_PURPOSE_get_by_id()
  131.   }
  132.   
  133. > int X509_PURPOSE_get_by_id(int purpose)
  134.   {
  135.       X509_PURPOSE tmp;

crypto/x509v3/v3_purp.c:138:10: Taking true branch
  136.       int idx;
  137.   
  138.       if ((purpose >= X509_PURPOSE_MIN) && (purpose <= X509_PURPOSE_MAX))
                  ^
  139.           return purpose - X509_PURPOSE_MIN;
  140.       if (xptable == NULL)

crypto/x509v3/v3_purp.c:138:43: Taking false branch
  136.       int idx;
  137.   
  138.       if ((purpose >= X509_PURPOSE_MIN) && (purpose <= X509_PURPOSE_MAX))
                                                   ^
  139.           return purpose - X509_PURPOSE_MIN;
  140.       if (xptable == NULL)

crypto/x509v3/v3_purp.c:140:9: Taking false branch
  138.       if ((purpose >= X509_PURPOSE_MIN) && (purpose <= X509_PURPOSE_MAX))
  139.           return purpose - X509_PURPOSE_MIN;
  140.       if (xptable == NULL)
                 ^
  141.           return -1;
  142.       tmp.purpose = purpose;

crypto/x509v3/v3_purp.c:142:5: 
  140.       if (xptable == NULL)
  141.           return -1;
  142. >     tmp.purpose = purpose;
  143.       idx = sk_X509_PURPOSE_find(xptable, &tmp);
  144.       if (idx < 0)

crypto/x509v3/v3_purp.c:143:5: 
  141.           return -1;
  142.       tmp.purpose = purpose;
  143. >     idx = sk_X509_PURPOSE_find(xptable, &tmp);
  144.       if (idx < 0)
  145.           return -1;

include/openssl/x509v3.h:448:1: start of procedure sk_X509_PURPOSE_find()
    446.   # define X509V3_ADD_SILENT               0x10
    447.   
    448. > DEFINE_STACK_OF(X509_PURPOSE)
    449.   
    450.   DECLARE_ASN1_FUNCTIONS(BASIC_CONSTRAINTS)

crypto/stack/stack.c:316:1: start of procedure OPENSSL_sk_find()
      314.   }
      315.   
      316. > int OPENSSL_sk_find(OPENSSL_STACK *st, const void *data)
      317.   {
      318.       return internal_find(st, data, OBJ_BSEARCH_FIRST_VALUE_ON_MATCH);

crypto/stack/stack.c:318:5: 
      316.   int OPENSSL_sk_find(OPENSSL_STACK *st, const void *data)
      317.   {
      318. >     return internal_find(st, data, OBJ_BSEARCH_FIRST_VALUE_ON_MATCH);
      319.   }
      320.   

crypto/stack/stack.c:287:1: start of procedure internal_find()
        285.   }
        286.   
        287. > static int internal_find(OPENSSL_STACK *st, const void *data,
        288.                            int ret_val_options)
        289.   {

crypto/stack/stack.c:293:9: Taking false branch
        291.       int i;
        292.   
        293.       if (st == NULL || st->num == 0)
                       ^
        294.           return -1;
        295.   

crypto/stack/stack.c:293:23: Taking false branch
        291.       int i;
        292.   
        293.       if (st == NULL || st->num == 0)
                                     ^
        294.           return -1;
        295.   

crypto/stack/stack.c:296:9: Taking true branch
        294.           return -1;
        295.   
        296.       if (st->comp == NULL) {
                       ^
        297.           for (i = 0; i < st->num; i++)
        298.               if (st->data[i] == data)

crypto/stack/stack.c:297:14: 
        295.   
        296.       if (st->comp == NULL) {
        297. >         for (i = 0; i < st->num; i++)
        298.               if (st->data[i] == data)
        299.                   return i;

crypto/stack/stack.c:297:21: Loop condition is true. Entering loop body
        295.   
        296.       if (st->comp == NULL) {
        297.           for (i = 0; i < st->num; i++)
                                   ^
        298.               if (st->data[i] == data)
        299.                   return i;

crypto/stack/stack.c:298:17: Taking true branch
        296.       if (st->comp == NULL) {
        297.           for (i = 0; i < st->num; i++)
        298.               if (st->data[i] == data)
                               ^
        299.                   return i;
        300.           return -1;

crypto/stack/stack.c:299:17: 
        297.           for (i = 0; i < st->num; i++)
        298.               if (st->data[i] == data)
        299. >                 return i;
        300.           return -1;
        301.       }

crypto/stack/stack.c:314:1: return from a call to internal_find
        312.   
        313.       return r == NULL ? -1 : (int)((const void **)r - st->data);
        314. > }
        315.   
        316.   int OPENSSL_sk_find(OPENSSL_STACK *st, const void *data)

crypto/stack/stack.c:319:1: return from a call to OPENSSL_sk_find
      317.   {
      318.       return internal_find(st, data, OBJ_BSEARCH_FIRST_VALUE_ON_MATCH);
      319. > }
      320.   
      321.   int OPENSSL_sk_find_ex(OPENSSL_STACK *st, const void *data)

include/openssl/x509v3.h:448:1: return from a call to sk_X509_PURPOSE_find
    446.   # define X509V3_ADD_SILENT               0x10
    447.   
    448. > DEFINE_STACK_OF(X509_PURPOSE)
    449.   
    450.   DECLARE_ASN1_FUNCTIONS(BASIC_CONSTRAINTS)

crypto/x509v3/v3_purp.c:144:9: Taking false branch
  142.       tmp.purpose = purpose;
  143.       idx = sk_X509_PURPOSE_find(xptable, &tmp);
  144.       if (idx < 0)
                 ^
  145.           return -1;
  146.       return idx + X509_PURPOSE_COUNT;

crypto/x509v3/v3_purp.c:146:5: 
  144.       if (idx < 0)
  145.           return -1;
  146. >     return idx + X509_PURPOSE_COUNT;
  147.   }
  148.   

crypto/x509v3/v3_purp.c:147:1: return from a call to X509_PURPOSE_get_by_id
  145.           return -1;
  146.       return idx + X509_PURPOSE_COUNT;
  147. > }
  148.   
  149.   int X509_PURPOSE_add(int id, int trust, int flags,

crypto/x509/x509_vfy.c:2139:13: Taking false branch
2137.           X509_PURPOSE *ptmp;
2138.           idx = X509_PURPOSE_get_by_id(purpose);
2139.           if (idx == -1) {
                    ^
2140.               X509err(X509_F_X509_STORE_CTX_PURPOSE_INHERIT,
2141.                       X509_R_UNKNOWN_PURPOSE_ID);

crypto/x509/x509_vfy.c:2144:9: 
2142.               return 0;
2143.           }
2144. >         ptmp = X509_PURPOSE_get0(idx);
2145.           if (ptmp->trust == X509_TRUST_DEFAULT) {
2146.               idx = X509_PURPOSE_get_by_id(def_purpose);

crypto/x509v3/v3_purp.c:112:1: start of procedure X509_PURPOSE_get0()
  110.   }
  111.   
  112. > X509_PURPOSE *X509_PURPOSE_get0(int idx)
  113.   {
  114.       if (idx < 0)

crypto/x509v3/v3_purp.c:114:9: Taking true branch
  112.   X509_PURPOSE *X509_PURPOSE_get0(int idx)
  113.   {
  114.       if (idx < 0)
                 ^
  115.           return NULL;
  116.       if (idx < (int)X509_PURPOSE_COUNT)

crypto/x509v3/v3_purp.c:115:9: 
  113.   {
  114.       if (idx < 0)
  115. >         return NULL;
  116.       if (idx < (int)X509_PURPOSE_COUNT)
  117.           return xstandard + idx;

crypto/x509v3/v3_purp.c:119:1: return from a call to X509_PURPOSE_get0
  117.           return xstandard + idx;
  118.       return sk_X509_PURPOSE_value(xptable, idx - X509_PURPOSE_COUNT);
  119. > }
  120.   
  121.   int X509_PURPOSE_get_by_sname(const char *sname)

crypto/x509/x509_vfy.c:2145:13: 
2143.           }
2144.           ptmp = X509_PURPOSE_get0(idx);
2145. >         if (ptmp->trust == X509_TRUST_DEFAULT) {
2146.               idx = X509_PURPOSE_get_by_id(def_purpose);
2147.               /*

int X509_STORE_CTX_purpose_inherit(X509_STORE_CTX *ctx, int def_purpose,
                                   int purpose, int trust)
{
    int idx;
    if (!purpose)
        purpose = def_purpose;
    if (purpose) {
        X509_PURPOSE *ptmp;
        idx = X509_PURPOSE_get_by_id(purpose);
        if (idx == -1) {
            X509err(X509_F_X509_STORE_CTX_PURPOSE_INHERIT,
                    X509_R_UNKNOWN_PURPOSE_ID);
            return 0;
        }
        ptmp = X509_PURPOSE_get0(idx);
        if (ptmp->trust == X509_TRUST_DEFAULT) {
            idx = X509_PURPOSE_get_by_id(def_purpose);
            if (idx == -1) {
                X509err(X509_F_X509_STORE_CTX_PURPOSE_INHERIT,
                        X509_R_UNKNOWN_PURPOSE_ID);
                return 0;
            }
            ptmp = X509_PURPOSE_get0(idx);
        }
        if (!trust)
            trust = ptmp->trust;
    }
    if (trust) {
        idx = X509_TRUST_get_by_id(trust);
        if (idx == -1) {
            X509err(X509_F_X509_STORE_CTX_PURPOSE_INHERIT,
                    X509_R_UNKNOWN_TRUST_ID);
            return 0;
        }
    }
    if (purpose && !ctx->param->purpose)
        ctx->param->purpose = purpose;
    if (trust && !ctx->param->trust)
        ctx->param->trust = trust;
    return 1;
}
['int X509_STORE_CTX_purpose_inherit(X509_STORE_CTX *ctx, int def_purpose,\n                                   int purpose, int trust)\n{\n    int idx;\n    if (!purpose)\n        purpose = def_purpose;\n    if (purpose) {\n        X509_PURPOSE *ptmp;\n        idx = X509_PURPOSE_get_by_id(purpose);\n        if (idx == -1) {\n            X509err(X509_F_X509_STORE_CTX_PURPOSE_INHERIT,\n                    X509_R_UNKNOWN_PURPOSE_ID);\n            return 0;\n        }\n        ptmp = X509_PURPOSE_get0(idx);\n        if (ptmp->trust == X509_TRUST_DEFAULT) {\n            idx = X509_PURPOSE_get_by_id(def_purpose);\n            if (idx == -1) {\n                X509err(X509_F_X509_STORE_CTX_PURPOSE_INHERIT,\n                        X509_R_UNKNOWN_PURPOSE_ID);\n                return 0;\n            }\n            ptmp = X509_PURPOSE_get0(idx);\n        }\n        if (!trust)\n            trust = ptmp->trust;\n    }\n    if (trust) {\n        idx = X509_TRUST_get_by_id(trust);\n        if (idx == -1) {\n            X509err(X509_F_X509_STORE_CTX_PURPOSE_INHERIT,\n                    X509_R_UNKNOWN_TRUST_ID);\n            return 0;\n        }\n    }\n    if (purpose && !ctx->param->purpose)\n        ctx->param->purpose = purpose;\n    if (trust && !ctx->param->trust)\n        ctx->param->trust = trust;\n    return 1;\n}', 'int X509_PURPOSE_get_by_id(int purpose)\n{\n    X509_PURPOSE tmp;\n    int idx;\n    if ((purpose >= X509_PURPOSE_MIN) && (purpose <= X509_PURPOSE_MAX))\n        return purpose - X509_PURPOSE_MIN;\n    if (xptable == NULL)\n        return -1;\n    tmp.purpose = purpose;\n    idx = sk_X509_PURPOSE_find(xptable, &tmp);\n    if (idx < 0)\n        return -1;\n    return idx + X509_PURPOSE_COUNT;\n}', 'DEFINE_STACK_OF(X509_PURPOSE)', 'int OPENSSL_sk_find(OPENSSL_STACK *st, const void *data)\n{\n    return internal_find(st, data, OBJ_BSEARCH_FIRST_VALUE_ON_MATCH);\n}', 'static int internal_find(OPENSSL_STACK *st, const void *data,\n                         int ret_val_options)\n{\n    const void *r;\n    int i;\n    if (st == NULL || st->num == 0)\n        return -1;\n    if (st->comp == NULL) {\n        for (i = 0; i < st->num; i++)\n            if (st->data[i] == data)\n                return i;\n        return -1;\n    }\n    if (!st->sorted) {\n        if (st->num > 1)\n            qsort(st->data, st->num, sizeof(void *), st->comp);\n        st->sorted = 1;\n    }\n    if (data == NULL)\n        return -1;\n    r = OBJ_bsearch_ex_(&data, st->data, st->num, sizeof(void *), st->comp,\n                        ret_val_options);\n    return r == NULL ? -1 : (int)((const void **)r - st->data);\n}', 'X509_PURPOSE *X509_PURPOSE_get0(int idx)\n{\n    if (idx < 0)\n        return NULL;\n    if (idx < (int)X509_PURPOSE_COUNT)\n        return xstandard + idx;\n    return sk_X509_PURPOSE_value(xptable, idx - X509_PURPOSE_COUNT);\n}']