#12
nsd/tclcache.c:537: error: Null Dereference
  pointer `cPtr` last assigned on line 469 could be null and is dereferenced at line 537, column 28.

nsd/tclcache.c:466:1: start of procedure NsTclCacheEvalObjCmd()
464.  */
465. 
466. int
     ^
467. NsTclCacheEvalObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const* objv)
468. {

nsd/tclcache.c:469:5: 
467. NsTclCacheEvalObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const* objv)
468. {
469.     TclCache   *cPtr = NULL;
         ^
470.     char       *key = NULL;
471.     Ns_Time    *timeoutPtr = NULL, *expPtr = NULL;

nsd/tclcache.c:470:5: 
468. {
469.     TclCache   *cPtr = NULL;
470.     char       *key = NULL;
         ^
471.     Ns_Time    *timeoutPtr = NULL, *expPtr = NULL;
472.     int         nargs = 0, force = (int)NS_FALSE, status;

nsd/tclcache.c:471:5: 
469.     TclCache   *cPtr = NULL;
470.     char       *key = NULL;
471.     Ns_Time    *timeoutPtr = NULL, *expPtr = NULL;
         ^
472.     int         nargs = 0, force = (int)NS_FALSE, status;
473. 

nsd/tclcache.c:472:5: 
470.     char       *key = NULL;
471.     Ns_Time    *timeoutPtr = NULL, *expPtr = NULL;
472.     int         nargs = 0, force = (int)NS_FALSE, status;
         ^
473. 
474.     Ns_ObjvSpec opts[] = {

nsd/tclcache.c:474:5: 
472.     int         nargs = 0, force = (int)NS_FALSE, status;
473. 
474.     Ns_ObjvSpec opts[] = {
         ^
475.         {"-timeout", Ns_ObjvTime,  &timeoutPtr, NULL},
476.         {"-expires", Ns_ObjvTime,  &expPtr,     NULL},

nsd/tclcache.c:481:5: 
479.         {NULL, NULL, NULL, NULL}
480.     };
481.     Ns_ObjvSpec args[] = {
         ^
482.         {"cache",    ObjvCache,     &cPtr,   clientData},
483.         {"key",      Ns_ObjvString, &key,    NULL},

nsd/tclcache.c:488:9: Taking false branch
486.     };
487. 
488.     if (Ns_ParseObjv(opts, args, interp, 1, objc, objv) != NS_OK) {
             ^
489.         status = TCL_ERROR;
490. 

nsd/tclcache.c:491:16: Condition is false
489.         status = TCL_ERROR;
490. 
491.     } else if (unlikely(nsconf.nocache == NS_TRUE)) {
                    ^
492.         /*Ns_Log(Notice, "nocache: %s %d", Tcl_GetString(objv[objc-nargs]), nargs);*/
493.         status = CacheEval(interp, nargs, objc, objv);

nsd/tclcache.c:491:16: Taking false branch
489.         status = TCL_ERROR;
490. 
491.     } else if (unlikely(nsconf.nocache == NS_TRUE)) {
                    ^
492.         /*Ns_Log(Notice, "nocache: %s %d", Tcl_GetString(objv[objc-nargs]), nargs);*/
493.         status = CacheEval(interp, nargs, objc, objv);

nsd/tclcache.c:501:9: 
499.         int                       isNew;
500. 
501.         assert(clientData != NULL);
             ^
502.         assert(cPtr != NULL);
503.         assert(key != NULL);

nsd/tclcache.c:502:9: 
500. 
501.         assert(clientData != NULL);
502.         assert(cPtr != NULL);
             ^
503.         assert(key != NULL);
504. 

nsd/tclcache.c:503:9: 
501.         assert(clientData != NULL);
502.         assert(cPtr != NULL);
503.         assert(key != NULL);
             ^
504. 
505.         itPtr = clientData;

nsd/tclcache.c:505:9: 
503.         assert(key != NULL);
504. 
505.         itPtr = clientData;
             ^
506.         transactionStackPtr = &itPtr->cacheTransactionStack;
507. 

nsd/tclcache.c:506:9: 
504. 
505.         itPtr = clientData;
506.         transactionStackPtr = &itPtr->cacheTransactionStack;
             ^
507. 
508.         /*

nsd/tclcache.c:514:9: Skipping CreateEntry(): empty list of specs
512.          * current transaction.
513.          */
514.         entry = CreateEntry(itPtr, cPtr, key, &isNew, timeoutPtr, transactionStackPtr);
             ^
515. 
516.         if (unlikely(entry == NULL)) {

nsd/tclcache.c:516:13: Condition is false
514.         entry = CreateEntry(itPtr, cPtr, key, &isNew, timeoutPtr, transactionStackPtr);
515. 
516.         if (unlikely(entry == NULL)) {
                 ^
517.             status = TCL_ERROR;
518. 

nsd/tclcache.c:516:13: Taking false branch
514.         entry = CreateEntry(itPtr, cPtr, key, &isNew, timeoutPtr, transactionStackPtr);
515. 
516.         if (unlikely(entry == NULL)) {
                 ^
517.             status = TCL_ERROR;
518. 

nsd/tclcache.c:519:20: Condition is false
517.             status = TCL_ERROR;
518. 
519.         } else if (likely(isNew == 0 && force == 0)) {
                        ^
520.             char    *value = Ns_CacheGetValueT(entry, transactionStackPtr);
521.             Tcl_Obj *resultObj = Tcl_NewStringObj(value, (int)Ns_CacheGetSize(entry));

nsd/tclcache.c:519:20: Taking false branch
517.             status = TCL_ERROR;
518. 
519.         } else if (likely(isNew == 0 && force == 0)) {
                        ^
520.             char    *value = Ns_CacheGetValueT(entry, transactionStackPtr);
521.             Tcl_Obj *resultObj = Tcl_NewStringObj(value, (int)Ns_CacheGetSize(entry));

nsd/tclcache.c:537:13: 
535.              */
536. 
537.             Ns_CacheUnlock(cPtr->cache);
                 ^
538. 
539.             Ns_GetTime(&start);