From eb084e235d8b5b50d2a5b2f926bde6aea75e92d9 Mon Sep 17 00:00:00 2001
From: NicoHood <NicoHood@users.noreply.github.com>
Date: Sat, 3 Oct 2015 08:16:40 +0200
Subject: Small return value error check correction

---
 cores/arduino/PluggableUSB.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'cores')

diff --git a/cores/arduino/PluggableUSB.cpp b/cores/arduino/PluggableUSB.cpp
index 582379a..7125775 100644
--- a/cores/arduino/PluggableUSB.cpp
+++ b/cores/arduino/PluggableUSB.cpp
@@ -31,7 +31,7 @@ int PluggableUSB_::getInterface(uint8_t* interfaceNum)
 	PUSBListNode* node;
 	for (node = rootNode; node; node = node->next) {
 		int res = node->getInterface(interfaceNum);
-		if (res == -1)
+		if (res < 0)
 			return -1;
 		sent += res;
 	}
-- 
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