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irssi-0.8.14 : irssi-0.8.14 analysis 2 : Null Pointer Dereference  at Themes.c:478

Categories: LANG.MEM.NPD CWE:476
Warning ID: 7391.28490
Procedure: XS_Irssi__UI__Theme_get_format
Trace: view
Modified: Thu Nov 26 11:17:33 2009   show details
 
Priority: None
State: None
Finding: None
Owner: None
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Warning Location
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Parse Error
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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/irssi-0.8.14/src/perl/ui/Themes.c
   Enter XS_Irssi__UI__Theme_get_format
 443 XS(XS_Irssi__UI__Theme_get_format) 
 444 {
 445 #ifdef dVAR 
 446     dVAR; dXSARGS;
 447 #else 
 448     dXSARGS; 
 449 #endif 
 450     if (items != 3)
 451        Perl_croak(aTHX_ "Usage: %s(%s)", "Irssi::UI::Theme::get_format", "theme, module, tag");
 452     PERL_UNUSED_VAR(cv); /* -W */ 
 453     {
true454         Irssi__UI__Theme        theme = irssi_ref_object(ST(0));
 455         char *  module = (char *)SvPV_nolen(ST(1));
 456         char *  tag = (char *)SvPV_nolen(ST(2));
 457 #line 251 "Themes.xs"
 458         MODULE_THEME_REC *modtheme;
 459         FORMAT_REC *formats;
 460         int i;
 461 #line 462 "Themes.c"
 462         char *  RETVAL;
 463         dXSTARG;
 464 #line 255 "Themes.xs"
 465         formats = g_hash_table_lookup(default_formats, module);
 466         if (formats == NULL)
 467                 croak("Unknown module: %s", module);
 468  
 469         for (i = 0; formats[i].def != NULL; i++) {   /* Null Pointer Dereference (ID: 7392.28491) */
 470                 if (formats[i].tag != NULL &&
 471                     g_strcasecmp(formats[i].tag, tag) == 0)
 472                         break;
 473         }
 474  
 475         if (formats[i].def == NULL)
 476                 croak("Unknown format tag: %s", tag);
 477  
theme <= 4095478         modtheme = g_hash_table_lookup(theme->modules, module);     /* Null Pointer Dereference */
Preconditions 
&$unknown_1645967 != 0
Postconditions 
_svi' = &$unknown_1645944
_svi' = &$unknown_1645952
$unknown_1645927' = $unknown_1645927 - 4
formats' = &$unknown_1645963
items' != 3
module' = &$unknown_1645962
tag' = &$unknown_1645968
theme' = 0



Change Warning 7391.28490 : Null Pointer Dereference

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