ssl/ssl_rsa.c:198: error: NULL_DEREFERENCE
  pointer `pktmp` last assigned on line 196 could be null and is dereferenced by call to `EVP_PKEY_free()` at line 198, column 3.
Showing all 20 steps of the trace


ssl/ssl_rsa.c:182:1: start of procedure ssl_set_pkey()
180.   #endif
181.   
182. > static int ssl_set_pkey(CERT *c, EVP_PKEY *pkey)
183.   	{
184.   	int i,ok=0,bad=0;

ssl/ssl_rsa.c:184:2: 
182.   static int ssl_set_pkey(CERT *c, EVP_PKEY *pkey)
183.   	{
184. > 	int i,ok=0,bad=0;
185.   
186.   	i=ssl_cert_type(NULL,pkey);

ssl/ssl_rsa.c:186:2: Skipping ssl_cert_type(): empty list of specs
184.   	int i,ok=0,bad=0;
185.   
186.   	i=ssl_cert_type(NULL,pkey);
        ^
187.   	if (i < 0)
188.   		{

ssl/ssl_rsa.c:187:6: Taking false branch
185.   
186.   	i=ssl_cert_type(NULL,pkey);
187.   	if (i < 0)
            ^
188.   		{
189.   		SSLerr(SSL_F_SSL_SET_PKEY,SSL_R_UNKNOWN_CERTIFICATE_TYPE);

ssl/ssl_rsa.c:193:6: Taking true branch
191.   		}
192.   
193.   	if (c->pkeys[i].x509 != NULL)
            ^
194.   		{
195.   		EVP_PKEY *pktmp;

ssl/ssl_rsa.c:196:3: 
194.   		{
195.   		EVP_PKEY *pktmp;
196. > 		pktmp =	X509_get_pubkey(c->pkeys[i].x509);
197.   		EVP_PKEY_copy_parameters(pktmp,pkey);
198.   		EVP_PKEY_free(pktmp);

crypto/x509/x509_cmp.c:250:1: start of procedure X509_get_pubkey()
  248.   	}
  249.   
  250. > EVP_PKEY *X509_get_pubkey(X509 *x)
  251.   	{
  252.   	if ((x == NULL) || (x->cert_info == NULL))

crypto/x509/x509_cmp.c:252:7: Taking false branch
  250.   EVP_PKEY *X509_get_pubkey(X509 *x)
  251.   	{
  252.   	if ((x == NULL) || (x->cert_info == NULL))
               ^
  253.   		return(NULL);
  254.   	return(X509_PUBKEY_get(x->cert_info->key));

crypto/x509/x509_cmp.c:252:22: Taking true branch
  250.   EVP_PKEY *X509_get_pubkey(X509 *x)
  251.   	{
  252.   	if ((x == NULL) || (x->cert_info == NULL))
                              ^
  253.   		return(NULL);
  254.   	return(X509_PUBKEY_get(x->cert_info->key));

crypto/x509/x509_cmp.c:253:3: 
  251.   	{
  252.   	if ((x == NULL) || (x->cert_info == NULL))
  253. > 		return(NULL);
  254.   	return(X509_PUBKEY_get(x->cert_info->key));
  255.   	}

crypto/x509/x509_cmp.c:255:2: return from a call to X509_get_pubkey
  253.   		return(NULL);
  254.   	return(X509_PUBKEY_get(x->cert_info->key));
  255.   	}
          ^
  256.   
  257.   int X509_check_private_key(X509 *x, EVP_PKEY *k)

ssl/ssl_rsa.c:197:3: Skipping EVP_PKEY_copy_parameters(): empty list of specs
195.   		EVP_PKEY *pktmp;
196.   		pktmp =	X509_get_pubkey(c->pkeys[i].x509);
197.   		EVP_PKEY_copy_parameters(pktmp,pkey);
         ^
198.   		EVP_PKEY_free(pktmp);
199.   		ERR_clear_error();

ssl/ssl_rsa.c:198:3: 
196.   		pktmp =	X509_get_pubkey(c->pkeys[i].x509);
197.   		EVP_PKEY_copy_parameters(pktmp,pkey);
198. > 		EVP_PKEY_free(pktmp);
199.   		ERR_clear_error();
200.   

crypto/evp/p_lib.c:286:1: start of procedure EVP_PKEY_free()
  284.   	}
  285.   
  286. > void EVP_PKEY_free(EVP_PKEY *x)
  287.   	{
  288.   	int i;

crypto/evp/p_lib.c:290:6: Taking false branch
  288.   	int i;
  289.   
  290.   	if (x == NULL) return;
              ^
  291.   
  292.   	i=CRYPTO_add(&x->references,-1,CRYPTO_LOCK_EVP_PKEY);

crypto/evp/p_lib.c:292:2: 
  290.   	if (x == NULL) return;
  291.   
  292. > 	i=CRYPTO_add(&x->references,-1,CRYPTO_LOCK_EVP_PKEY);
  293.   #ifdef REF_PRINT
  294.   	REF_PRINT("EVP_PKEY",x);

crypto/cryptlib.c:226:1: start of procedure CRYPTO_add_lock()
    224.   	}
    225.   
    226. > int CRYPTO_add_lock(int *pointer, int amount, int type, const char *file,
    227.   	     int line)
    228.   	{

crypto/cryptlib.c:231:6: Taking true branch
    229.   	int ret;
    230.   
    231.   	if (add_lock_callback != NULL)
                ^
    232.   		{
    233.   #ifdef LOCK_DEBUG

crypto/cryptlib.c:237:3: Skipping __function_pointer__(): unresolved function pointer
    235.   #endif
    236.   
    237.   		ret=add_lock_callback(pointer,amount,type,file,line);
             ^
    238.   #ifdef LOCK_DEBUG
    239.   		fprintf(stderr,"ladd:%08lx:%2d+%2d->%2d %-18s %s:%d\n",

crypto/cryptlib.c:245:3: 
    243.   			file,line);
    244.   #endif
    245. > 		*pointer=ret;
    246.   		}
    247.   	else
