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irc: check that the modelist item number is valid before using it

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This commit is contained in:
Sébastien Helleu
2018-03-24 17:10:08 +01:00
parent 50d39969cb
commit de825c9152
1 changed files with 10 additions and 3 deletions
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src/plugins/irc/irc-info.c
+10 -3
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@@ -683,8 +683,9 @@ irc_info_infolist_irc_modelist_item_cb (const void *pointer, void *data,
struct t_irc_channel *ptr_channel;
struct t_irc_modelist *ptr_modelist;
struct t_irc_modelist_item *ptr_item;
char **argv;
char **argv, *error;
int argc;
long number;
/* make C compiler happy */
(void) pointer;
@@ -722,8 +723,14 @@ irc_info_infolist_irc_modelist_item_cb (const void *pointer, void *data,
}
if (!obj_pointer && (argc >= 4))
{
obj_pointer = irc_modelist_item_number (ptr_modelist, atoi(argv[3]));
error = NULL;
number = strtol (argv[3], &error, 10);
if (!error || error[0] || (number < 0))
{
weechat_string_free_split (argv);
return NULL;
}
obj_pointer = irc_modelist_item_number (ptr_modelist, (int)number);
if (!obj_pointer)
{
weechat_string_free_split (argv);