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mirror of https://github.com/tmate-io/tmate-ssh-server.git synced 2020-11-18 19:53:51 -08:00

server_kill_window can modify the RB tree so don't use RB_FOREACH, fixes

crash seen by Dan Harnett.
This commit is contained in:
Nicholas Marriott 2010-12-23 21:56:38 +00:00
parent 6fd2b5b87f
commit d3d25365f1

View File

@ -239,10 +239,14 @@ server_lock_client(struct client *c)
void void
server_kill_window(struct window *w) server_kill_window(struct window *w)
{ {
struct session *s; struct session *s, *next_s;
struct winlink *wl; struct winlink *wl;
RB_FOREACH(s, sessions, &sessions) { next_s = RB_MIN(sessions, &sessions);
while (next_s != NULL) {
s = next_s;
next_s = RB_NEXT(sessions, &sessions, s);
if (session_has(s, w) == NULL) if (session_has(s, w) == NULL)
continue; continue;
while ((wl = winlink_find_by_window(&s->windows, w)) != NULL) { while ((wl = winlink_find_by_window(&s->windows, w)) != NULL) {