Fix filename truncation if O_NOLOC set

src/nnn.c

@@ -2994,7 +2994,7 @@ static wchar_t *unescape(const char *str, uint maxcols)
 	size_t lencount = 0;
 
 #ifdef NOLOCALE
-	memset(wbuf, 0, sizeof(NAME_MAX + 1));
+	memset(wbuf, 0, sizeof(NAME_MAX + 1) * sizeof(wchar_t));
 #endif
 
 	/* Convert multi-byte to wide char */