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* server/mpm/event/event.c (event_open_logs): Avoid UBSan exception

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calling memcpy(,NULL,0) at startup.  Thanks to rpluem.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1874011 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Joe Orton
2020-02-14 10:47:36 +00:00
parent 5906e825c4
commit e553264168
1 changed files with 3 additions and 2 deletions
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5
server/mpm/event/event.c
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@ -3616,8 +3616,9 @@ static int event_open_logs(apr_pool_t * p, apr_pool_t * plog,
new_max = num_buckets;
}
new_ptr = (int *)apr_palloc(ap_pglobal, new_max * sizeof(int));
memcpy(new_ptr, retained->idle_spawn_rate,
retained->mpm->num_buckets * sizeof(int));
if (retained->idle_spawn_rate) /* NULL at startup */
memcpy(new_ptr, retained->idle_spawn_rate,
retained->mpm->num_buckets * sizeof(int));
retained->idle_spawn_rate = new_ptr;
retained->mpm->max_buckets = new_max;
}