https://origsvn.digium.com/svn/asterisk/branches/1.4
........
r243486 | mmichelson | 2010-01-27 12:06:43 -0600 (Wed, 27 Jan 2010) | 3 lines
Use a safe list traversal while checking for duplicate vars in pbx_builtin_setvar_helper.
........
git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@243487
65c4cc65-6c06-0410-ace0-
fbb531ad65f3
nametail++;
}
- AST_LIST_TRAVERSE (headp, newvariable, entries) {
+ AST_LIST_TRAVERSE_SAFE_BEGIN(headp, newvariable, entries) {
if (strcasecmp(ast_var_name(newvariable), nametail) == 0) {
/* there is already such a variable, delete it */
- AST_LIST_REMOVE(headp, newvariable, entries);
+ AST_LIST_REMOVE_CURRENT(entries);
ast_var_delete(newvariable);
break;
}
}
+ AST_LIST_TRAVERSE_SAFE_END;
if (value) {
if (headp == &globals)