CodeSonar : Irssi : Null Pointer Dereference

Categories:	LANG.MEM.NPD CWE:476
Warning ID:	2193.2198
Procedure:	dcc_listen
Trace:	View
Modified:	Wed Sep 2 11:52:02 2009 show details hide details

Legend	[ X ]
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/irc/dcc/dcc.c

			Enter dcc_listen

{

GIOChannel *handle;

IPADDR *listen_ip = NULL;

const char *dcc_port, *p, *own_ip;

int first, last;

if (net_getsockname(iface, ip, NULL ) == -1)

return NULL;

/* figure out if we want to listen in IPv4 address or in "any" address,

which may mean IPv4+IPv6 or just IPv6 depending on OS. */

own_ip = settings_get_str("dcc_own_ip");

if (*own_ip != '\0') { /* Null Pointer Dereference */

Preconditions

$param_1 != 0
&$unknown_496600 != 10

Postconditions

iface' = $param_1
ip' = $param_2
listen_ip' = 0
own_ip' = 0
port' = $param_3