smpp: fix typo in comment for SMPP_{SYS_ID,PASSWD}_LEN
Change-Id: I3f8d9a8e3739679995ddb037a8f3d58a627d36bc
diff --git a/include/osmocom/smpp/smpp.h b/include/osmocom/smpp/smpp.h
index a2832d3..d48cd79 100644
--- a/include/osmocom/smpp/smpp.h
+++ b/include/osmocom/smpp/smpp.h
@@ -2,7 +2,7 @@
#include <osmocom/msc/gsm_data.h>
-/* Length limits according to SMPP 3.4 spec including NUL-byte: */
+/* Length limits according to SMPP 3.4 spec excluding NUL-byte: */
#define SMPP_SYS_ID_LEN 15
#define SMPP_PASSWD_LEN 8