2 files changed, 2 insertions, 2 deletions
diff --git a/Makefile b/Makefile
index a3fad82..a2bc050 100644
--- a/Makefile
+++ b/Makefile
@@ -72,7 +72,7 @@ PG = -g -fomit-frame-pointer
 OPTIM = -O2
 
 # These flags are pretty much mandatory
-REQUIRED = -DNDEBUG -DINLINE=inline
+REQUIRED = -DINLINE=inline
 
 #pick your architecture
 ARCH = -march=native
diff --git a/xpad.c b/xpad.c
index 2960068..aa8b062 100644
--- a/xpad.c
+++ b/xpad.c
@@ -51,7 +51,7 @@ int xpad_init(char* pad_fifo, int pad_len)
 
 int xpad_read_len(uint8_t* buf, int len)
 {
-    assert(xpad_fd != 0);
+    if (xpad_fd == 0) return 0;
 
     ssize_t num_read = 0;