CodeSonar : Irssi : Null Pointer Dereference

Categories:	LANG.MEM.NPD CWE:476
Warning ID:	2194.2199
Procedure:	dcc_connect_ip
Trace:	View
Modified:	Wed Sep 2 11:52:02 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/irc/dcc/dcc.c

			Enter dcc_connect_ip

	251		GIOChannel dcc_connect_ip(IPADDR ip, int port)
	252		{
	253		IPADDR *own_ip, temp_ip;
	254		const char *own_ip_str;
	255		GIOChannel *handle;
	256

own_ip_str = settings_get_str("dcc_own_ip");

own_ip = NULL;

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

Postconditions

ip' = $param_1
own_ip' = 0
own_ip_str' = 0
port' = $param_2