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pvm3.4.6 : pvm3.4.6 analysis 2 : Uninitialized Variable  at pvm_gstat.c:77

Categories: LANG.MEM.UVAR CWE:457
Warning ID: 548.29341
Procedure: main
Trace: view
Modified: Thu Nov 26 11:38:25 2009   show details
 
Priority: None
State: None
Finding: None
Owner: None
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Parse Error
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Two or More Loop Iterations
On Execution Path
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Source  |  Language: C Hide Legend     
ProblemLineSource
   /kat0/fletcher/SATE/2010/pvm3/pvmgs/pvm_gstat.c
   Enter main
true51 main(argc, argv) 
 52 int argc;
 53 char *argv[];
 54 {
 55     int gstid;
 56     int i, j, ng;  
 57     GROUP_STRUCT group;
 58         group.len = 0; group.name = (char *) NULL;
 59         group.tids = (int *) NULL; group.btids = (int *) NULL;
 60         pvm_mytid();
 61         if((gstid = gs_getgstid()) < 0)  
 62         {
 63             fprintf(stderr, "%s: no groups server\n", argv[0]);
 64             return(-1);
 65         }
 66         pvm_setcontext( SYSCTX_DG );
 67         pvm_initsend(PvmDataDefault);
 68         pvm_send(gstid, GSLS);
 69         if ( pvm_trecv(gstid, GSLS, pvmgs_tmout) <= 0)  
 70         {
 71              fprintf(stderr, "Error receiving message from group server\n");
 72              exit (-1);
 73         }
 74        
 75         /* Unpack the information for each group                           */ 
 76         pvm_upkint(&ng, 1, 1);
ng is uninitialized77         if (ng == 0)     /* Uninitialized Variable */
Preconditions 
&$unknown_13447910 >= 1
gstid >= 0
pvmautoerr != 0
pvmautoerr != 2
pvmautoerr != 3
pvmtoplvl != 0
Postconditions 
*stderr' is allocated by fopen
bytes_before(stderr)' = 0
errno' != 0
group.name' = 0
group.btids' = 0
group.len' = 0
group.tids' = 0
gstid' = gstid
pvm_errno' = -15
pvmmytid' != -1
pvmrbuf' = 0
pvmtrc.trctid' <= 0
topvmd' = 0



Change Warning 548.29341 : Uninitialized Variable

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