streaming: msg_free - allow NULL ptr as input
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parent
c77e07d1e9
commit
e8eb6eb311
2 changed files with 6 additions and 6 deletions
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@ -272,6 +272,9 @@ streaming_start_unref(streaming_start_t *ss)
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void
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streaming_msg_free(streaming_message_t *sm)
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{
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if (!sm)
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return;
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switch(sm->sm_type) {
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case SMT_PACKET:
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if(sm->sm_data)
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@ -79,8 +79,7 @@ subscription_link_service(th_subscription_t *s, service_t *t)
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if(TAILQ_FIRST(&t->s_filt_components) != NULL) {
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if(s->ths_start_message != NULL)
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streaming_msg_free(s->ths_start_message);
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streaming_msg_free(s->ths_start_message);
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s->ths_start_message =
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streaming_msg_create_data(SMT_START, service_build_stream_start(t));
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@ -459,8 +458,7 @@ subscription_input(void *opauqe, streaming_message_t *sm)
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}
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if(sm->sm_type == SMT_START) {
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if(s->ths_start_message != NULL)
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streaming_msg_free(s->ths_start_message);
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streaming_msg_free(s->ths_start_message);
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s->ths_start_message = sm;
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return;
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}
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@ -552,8 +550,7 @@ subscription_unsubscribe(th_subscription_t *s)
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mpegts_mux_remove_subscriber(s->ths_mmi->mmi_mux, s, SM_CODE_OK);
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#endif
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if(s->ths_start_message != NULL)
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streaming_msg_free(s->ths_start_message);
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streaming_msg_free(s->ths_start_message);
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if(s->ths_output->st_cb == subscription_input_null)
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free(s->ths_output);
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