CodeSonar : Irssi : Negative file descriptor

Irssi : Irssi analysis 1 : Negative file descriptor at rawlog.c:107

Categories:	POSIX.IO.NEGFD
Warning ID:	2091.2092
Procedure:	rawlog_dump
Trace:	View
Modified:	Wed Sep 2 11:51:09 2009 show details hide details

Priority:	None
State:	None
Finding:	None
Owner:	None
	edit properties

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

Legend
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

Hide Legend

Problem	Line	Source

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

			Enter rawlog_open

112

void rawlog_open(RAWLOG_REC *rawlog, const char *fname)

{

char *path;

g_return_if_fail(rawlog != NULL);

117

g_return_if_fail(fname != NULL);

if (rawlog->logging)

return;

path = convert_home(fname );

123

rawlog->handle = open(path, O_WRONLY | O_APPEND | O_CREAT,

true

124

log_file_create_mode);

g_free(path);

rawlog_dump(rawlog, rawlog->handle );

					Enter rawlog_open / rawlog_dump

$param_2 <= -1

102

static void rawlog_dump(RAWLOG_REC *rawlog, int f)

{

GSList *tmp;

for (tmp = rawlog->lines; tmp != NULL; tmp = tmp->next) { /* Null Pointer Dereference (ID: 2313.2322) */

f <= -1

107

write(f, tmp->data, strlen((char *) tmp->data)); /* Negative file descriptor */ /* 2 more... */

					Exit rawlog_open / rawlog_dump

Preconditions

((char*)$param_2)[1] <= 47
((char*)$param_2)[1] >= 0
*$param_1 = 0
*$param_2 = 126
strlen($param_2) != 0

Postconditions

_g_boolean_var_' = 1
_g_boolean_var_' = 1
$unknown_57935' is opened
errno' != 0
f' = -1
fname' = $param_2
path' = &$unknown_57935
rawlog' = $param_1
rawlog' = $param_1
tmp' = ((char*)$param_1)[16]

Change Warning 2091.2092 : Negative file descriptor

Priority:
State:
Finding:
Owner:
Note: