AERealtimeWatchdog: don't warn on free(NULL)

cjhanson · Jun 14, 2016 · d77c2fb · d77c2fb
1 parent 4e7105f
commit d77c2fb
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/TheAmazingAudioEngine/Utilities/AERealtimeWatchdog.m b/TheAmazingAudioEngine/Utilities/AERealtimeWatchdog.m
@@ -132,7 +132,7 @@ typedef ssize_t (*recvfrom_t)(int socket, void *restrict buffer, size_t length,
 void free(void *p) {
     static free_t funcptr = NULL;
     if ( !funcptr ) funcptr = (free_t) dlsym(RTLD_NEXT, "free");
-    if ( AERealtimeWatchdogIsOnRealtimeThread() ) AERealtimeWatchdogUnsafeActivityWarning("free");
+    if ( p && AERealtimeWatchdogIsOnRealtimeThread() ) AERealtimeWatchdogUnsafeActivityWarning("free");
     funcptr(p);
 }