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pvm3.4.6 : pvm3.4.6 analysis 2 : Null Pointer Dereference  at tdpro.c:563

Categories: LANG.MEM.NPD CWE:476
Warning ID: 276.28947
Similar Warnings: 276.28948
Procedure: tm_connect
Trace: view
Modified: Thu Nov 26 11:29:02 2009   show details
 
Priority: None
State: None
Finding: None
Owner: None
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Warning Location
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Parse Error
Other Warning
Two or More Loop Iterations
On Execution Path
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Warning Location Contributes Parse Error
Other Warning Two or More Loop Iterations On Execution Path
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Source  |  Language: C Hide Legend     
ProblemLineSource
   /kat0/fletcher/SATE/2010/pvm3/src/tdpro.c
   Enter tm_connect
 536 tm_connect(tp, mp) 
 537         struct task *tp;
 538         struct pmsg *mp;
 539 {
 540         int ver;                                                /* task's libpvm t-d proto version */ 
 541         char authfn[PVMTMPNAMLEN];      /* t-auth file name */ 
 542         int d;
 543         int cc;
 544  
 545         if (upkint(mp, &ver) || upkstr(mp, authfn, sizeof(authfn))) {
 546                 pvmlogerror("tm_connect() bad msg format\n");
 547                 goto bail;
 548         }
 549  
 550         /*
 551         *       if protocols are not compatible, send nack 
 552         *       context will get flushed after reply is sent 
 553         */ 
 554  
 555         if (ver != TDPROTOCOL) {
 556                 pvmlogprintf("tm_connect() t-d protocol mismatch (%d/%d)\n",
 557                         ver, TDPROTOCOL);
 558  
true559                 mp = replymessage(mp);
 560                 pkint(mp, TDPROTOCOL);
 561                 pkint(mp, 0);
 562                 pkstr(mp, "");
mp <= 4095563                 mp->m_flag |= MM_PRIO;     /* Null Pointer Dereference */
Preconditions 
numpmsgs = 0
Postconditions 
atnewline' = 1
errno' != 0
freepmsgs.m_link' = &freepmsgs.m_link
freepmsgs.m_rlink' = &freepmsgs.m_link
mp' = 0
tmbuf.tm_sec' = &$unknown_812810
ver' != 1318



Change Warning 276.28947 : Null Pointer Dereference

Because they are very similar, this warning shares annotations with warning 276.28948.

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