Fix undefined behavior in TinyCBOR

Issue was found with UndefinedBehaviorSanitizer

Change-Id: Ia9764669a5a62db135bd662a9149866d0b5f6564

diff --git a/srcs/tinycbor/src/cborencoder.c b/srcs/tinycbor/src/cborencoder.c
index a51f445159666fb40154026dafc7827e37bd8253..0f2363ba9d82c9f779bfbe58aa79ff04fd4c1351 100644 (file)
--- a/srcs/tinycbor/src/cborencoder.c
+++ b/srcs/tinycbor/src/cborencoder.c
@@ -294,7 +294,9 @@ static inline CborError append_to_buffer(CborEncoder *encoder, const void *data,
         return CborErrorOutOfMemory;
     }
 
-    memcpy(encoder->data.ptr, data, len);
+    if (data) {
+        memcpy(encoder->data.ptr, data, len);
+    }
     encoder->data.ptr += len;
 #endif
     return CborNoError;