gsm/sms: Added DLSMS debugging

Written-by: Andreas Eversberg <jolly@eversberg.eu>
Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
diff --git a/include/osmocom/core/logging.h b/include/osmocom/core/logging.h
index b207c1b..043a850 100644
--- a/include/osmocom/core/logging.h
+++ b/include/osmocom/core/logging.h
@@ -67,7 +67,8 @@
 #define DLMUX		-4
 #define DLMI		-5
 #define DLMIB		-6
-#define OSMO_NUM_DLIB	6
+#define DLSMS		-7
+#define OSMO_NUM_DLIB	7
 
 struct log_category {
 	uint8_t loglevel;