|  | @@ -62,7 +62,9 @@ void grpc_polling_entity_add_to_pollset_set(grpc_polling_entity* pollent,
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				|  |  |                                              grpc_pollset_set* pss_dst) {
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				|  |  |    if (pollent->tag == GRPC_POLLS_POLLSET) {
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				|  |  |  #ifdef GRPC_CFSTREAM
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				|  |  | -    GPR_ASSERT(pollent->pollent.pollset == nullptr);
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				|  |  | +    if (pollent->pollent.pollset != nullptr) {
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				|  |  | +      grpc_pollset_set_add_pollset(pss_dst, pollent->pollent.pollset);
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				|  |  | +    }
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				|  |  |  #else
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				|  |  |      GPR_ASSERT(pollent->pollent.pollset != nullptr);
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				|  |  |      grpc_pollset_set_add_pollset(pss_dst, pollent->pollent.pollset);
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				|  | @@ -80,7 +82,9 @@ void grpc_polling_entity_del_from_pollset_set(grpc_polling_entity* pollent,
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				|  |  |                                                grpc_pollset_set* pss_dst) {
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				|  |  |    if (pollent->tag == GRPC_POLLS_POLLSET) {
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				|  |  |  #ifdef GRPC_CFSTREAM
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				|  |  | -    GPR_ASSERT(pollent->pollent.pollset == nullptr);
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				|  |  | +    if (pollent->pollent.pollset != nullptr) {
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				|  |  | +      grpc_pollset_set_del_pollset(pss_dst, pollent->pollent.pollset);
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				|  |  | +    }
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				|  |  |  #else
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				|  |  |      GPR_ASSERT(pollent->pollent.pollset != nullptr);
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				|  |  |      grpc_pollset_set_del_pollset(pss_dst, pollent->pollent.pollset);
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