diff --git a/src/rlc.cpp b/src/rlc.cpp
index c44d27e..6d084b1 100644
--- a/src/rlc.cpp
+++ b/src/rlc.cpp
@@ -44,12 +44,6 @@
 	return block;
 }
 
-void gprs_rlc_data::put_data(const uint8_t *data, size_t data_len)
-{
-	memcpy(block, data, data_len);
-	len = data_len;
-}
-
 void gprs_rlc_v_b::reset()
 {
 	for (size_t i = 0; i < ARRAY_SIZE(m_v_b); ++i)
diff --git a/src/rlc.h b/src/rlc.h
index 5b6a0dd..135060e 100644
--- a/src/rlc.h
+++ b/src/rlc.h
@@ -178,7 +178,6 @@
 
 struct gprs_rlc_data {
 	uint8_t *prepare(size_t block_data_length);
-	void put_data(const uint8_t *data, size_t len);
 
 	/* block data including LI headers */
 	uint8_t block[RLC_MAX_LEN];