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Fix a crash in app_queue with very long member lists.

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A user reported via #asterisk that with very long lists of members, a crash
occurs in ast_strdupa, so just use a single buffer and ast_copy_string instead
of stack allocating copys of each interface name.

(Related to revision 191041 in branches/1.4)


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.6.0@191424 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Sean Bright
2009-05-01 15:58:40 +00:00
parent 5e04e9d398
commit c87521c295
1 changed files with 4 additions and 4 deletions
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8
apps/app_queue.c
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@@ -696,15 +696,15 @@ static int update_status(const char *interface, const int status)
struct member *cur;
struct ao2_iterator mem_iter, queue_iter;
struct call_queue *q;
char tmp_interface[80];
queue_iter = ao2_iterator_init(queues, 0);
while ((q = ao2_iterator_next(&queue_iter))) {
ao2_lock(q);
mem_iter = ao2_iterator_init(q->members, 0);
while ((cur = ao2_iterator_next(&mem_iter))) {
char *tmp_interface;
char *slash_pos;
tmp_interface = ast_strdupa(cur->state_interface);
ast_copy_string(tmp_interface, cur->state_interface, sizeof(tmp_interface));
if ((slash_pos = strchr(tmp_interface, '/')))
if (!strncasecmp(tmp_interface, "Local", 5) && (slash_pos = strchr(slash_pos + 1, '/')))
*slash_pos = '\0';
@@ -747,12 +747,12 @@ static int update_status(const char *interface, const int status)
static void *handle_statechange(struct statechange *sc)
{
struct member_interface *curint;
char interface[80];
AST_LIST_LOCK(&interfaces);
AST_LIST_TRAVERSE(&interfaces, curint, list) {
char *interface;
char *slash_pos;
interface = ast_strdupa(curint->interface);
ast_copy_string(interface, curint->interface, sizeof(interface));
if ((slash_pos = strchr(interface, '/')))
if ((slash_pos = strchr(slash_pos + 1, '/')))
*slash_pos = '\0';