CodeSonar : Irssi : Null Pointer Dereference

Categories:	LANG.MEM.NPD CWE:476
Warning ID:	2113.2114
Procedure:	log_rotate_check
Trace:	View
Modified:	Wed Sep 2 11:51:18 2009 show details hide details

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Warning Location Contributes Parse Error Other Warning Two or More Loop Iterations On Execution Path Comment Macro Preprocessor Include Keyword Preprocessed Away

Source | Language: C

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Problem	Line	Source

			/u1/paul/SATE/2010/c/irssi/irssi-0.8.14/src/core/log.c

			Enter log_rotate_check

{

char *new_fname;

if (log->handle == -1 || log->real_fname == NULL)

return;

if (strcmp(new_fname, log->real_fname) != 0) { /* Null Pointer Dereference */

Preconditions

((char*)$param_1)[16] != -1
((char*)$param_1)[8] != 0

Postconditions

_g_boolean_var_' = 1
log' = $param_1
new_fname' = 0
tmbuf.tm_sec' = &$unknown_136766