diff --git a/reactos/lib/rtl/nls.c b/reactos/lib/rtl/nls.c
index 89ed9342c78..4bfa0c96160 100644
--- a/reactos/lib/rtl/nls.c
+++ b/reactos/lib/rtl/nls.c
@@ -285,19 +285,13 @@ RtlMultiByteToUnicodeSize(PULONG UnicodeSize,
         {
             if (NlsLeadByteInfo[*(PUCHAR)MbString++])
             {
-                if (!MbSize)
-                {
-                    /* partial char, ignore it */
-                    Length++;
-                    break;
+            	if (MbSize)
+            	{
+                    /* Move on */
+                    MbSize--;
+                    MbString++;
                 }
             }
-            else
-            {
-                /* Move on */
-                MbSize--;
-                MbString++;
-            }
 
             /* Increase returned size */
             Length++;