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-rw-r--r--backends/sacn.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/backends/sacn.c b/backends/sacn.c
index 2f418e5..470e3bd 100644
--- a/backends/sacn.c
+++ b/backends/sacn.c
@@ -44,6 +44,11 @@ int init(){
.shutdown = sacn_shutdown
};
+ if(sizeof(sacn_instance_id) != sizeof(uint64_t)){
+ fprintf(stderr, "sACN instance identification union out of bounds\n");
+ return 1;
+ }
+
//register the backend
if(mm_backend_register(sacn)){
fprintf(stderr, "Failed to register sACN backend\n");