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Fix #1453 - do not allow empty wakeup buffer

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Sergey Lyubka committed 2022-01-21 12:35:28 +00:00
1 parent 59c4dfa33b
commit e565a7e73d
5 files changed
+6 -10
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src/sock.c
+1 -1
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@@ -445,7 +445,7 @@ static bool mg_socketpair(SOCKET sp[2], union usa usa[2]) {
}
void mg_mgr_wakeup(struct mg_connection *c, const void *buf, size_t len) {
LOG(LL_INFO, ("skt: %p", c->pfn_data));
if (buf == NULL || len == 0) buf = (void *) "", len = 1;
send((SOCKET) (size_t) c->pfn_data, (const char *) buf, len, MSG_NONBLOCKING);
}