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zero out the ctdb->freeze_handle when we free it

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This prevents heap corruption when a freeze child dies

(This used to be ctdb commit 4edc6d40cb63936146af99030b7819683238abfc)
This commit is contained in:
Andrew Tridgell 2008-07-04 16:05:04 +10:00
parent 64c4639ce9
commit 07e145316c
1 changed files with 3 additions and 0 deletions
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3
ctdb/server/ctdb_freeze.c
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@ -85,6 +85,9 @@ static void ctdb_freeze_lock_handler(struct event_context *ev, struct fd_event *
if (h->ctdb->freeze_mode == CTDB_FREEZE_FROZEN) {
DEBUG(DEBUG_INFO,("freeze child died - unfreezing\n"));
if (h->ctdb->freeze_handle == h) {
h->ctdb->freeze_handle = NULL;
}
talloc_free(h);
return;
}