CodeSonar : Irssi : Null Pointer Dereference

Categories:	LANG.MEM.NPD CWE:476
Warning ID:	2377.2388
Procedure:	gui_window_created
Trace:	View
Modified:	Wed Sep 2 12:22:32 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/fe-text/gui-windows.c

			Enter gui_window_created

static void gui_window_created(WINDOW_REC *window, void *automatic)

{

MAIN_WINDOW_REC *parent;

int new_parent;

window_create_override == 2 ||

active_win == NULL || WINDOW_GUI(active_win) == NULL;

if (parent == NULL) {

/* not enough space for new window, but we really can't

abort creation of the window anymore, so create hidden

window instead. */

}

if (parent->active == NULL) parent->active = window; /* Null Pointer Dereference */

Preconditions

$param_1 != 0
*active_win->gui_data = 0
window_create_override != 0
window_create_override != 2

Postconditions

_g_boolean_var_' = 1
automatic' = $param_2
new_parent' = 0
parent' = *active_win->gui_data
window' = $param_1
window_create_override' = -1