From 511237f615e66c0bfa839757f89f514059323283 Mon Sep 17 00:00:00 2001
From: Lukas Malkmus <lukasmalkmus@users.noreply.github.com>
Date: Sun, 10 Sep 2017 00:42:36 +0200
Subject: [PATCH] Update matrix.go

---
 matrix.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/matrix.go b/matrix.go
index 3125bfd..8523004 100644
--- a/matrix.go
+++ b/matrix.go
@@ -147,7 +147,7 @@ func NewRGBLedMatrix(config *HardwareConfig) (c Matrix, err error) {
 		buffer: b,
 		leds:   make([]C.uint32_t, w*h),
 	}
-	if c.matrix == nil {
+	if m == nil {
 		return nil, fmt.Errorf("unable to allocate memory")
 	}