diff --git a/include/osmocom/gsm/ipa.h b/include/osmocom/gsm/ipa.h
index 8a4dd3ff1..851b58e0a 100644
--- a/include/osmocom/gsm/ipa.h
+++ b/include/osmocom/gsm/ipa.h
@@ -79,6 +79,3 @@ struct msgb *ipa_msg_alloc(int headroom);
 
 int ipa_msg_recv(int fd, struct msgb **rmsg);
 int ipa_msg_recv_buffered(int fd, struct msgb **rmsg, struct msgb **tmp_msg);
-
-/* Callback for segmenting TCP stream data into IPA packets */
-int ipa_segmentation_cb(struct msgb *msg);
diff --git a/src/gsm/ipa.c b/src/gsm/ipa.c
index 40926144f..cd95c6bb2 100644
--- a/src/gsm/ipa.c
+++ b/src/gsm/ipa.c
@@ -30,7 +30,6 @@
 #include <stdint.h>
 #include <errno.h>
 #include <stdlib.h>
-#include <inttypes.h>
 
 #include <sys/types.h>
 
@@ -719,32 +718,4 @@ struct msgb *ipa_msg_alloc(int headroom)
 	return nmsg;
 }
 
-/*! Segmentation callback used by libosmo-netif streaming backend
- *  See definition of `struct osmo_io_ops` for callback semantics
- *  \param[in] msg	Original `struct msgb` received via osmo_io
- *  \returns		The total packet length indicated by the first header,
- *			otherwise
- *			-EAGAIN,  if the header has not been read yet,
- *			-ENOBUFS, if the header declares a payload too large
- */
-int ipa_segmentation_cb(struct msgb *msg)
-{
-	const struct ipaccess_head *hh = (const struct ipaccess_head *) msg->data;
-	size_t payload_len, total_len;
-	size_t available = msgb_length(msg) + msgb_tailroom(msg);
-	if (msgb_length(msg) < sizeof(*hh)) {
-		/* Haven't even read the entire header */
-		return -EAGAIN;
-	}
-	payload_len = osmo_ntohs(hh->len);
-	total_len = sizeof(*hh) + payload_len;
-	if (OSMO_UNLIKELY(available < total_len)) {
-		LOGP(DLINP, LOGL_ERROR, "Not enough space left in message buffer. "
-					"Have %zu octets, but need %zu\n",
-					available, total_len);
-		return -ENOBUFS;
-	}
-	return total_len;
-}
-
 /*! @} */
diff --git a/src/gsm/libosmogsm.map b/src/gsm/libosmogsm.map
index 0dfffd34b..951cbcbf0 100644
--- a/src/gsm/libosmogsm.map
+++ b/src/gsm/libosmogsm.map
@@ -691,7 +691,6 @@ ipa_ccm_id_get_parse;
 ipa_ccm_id_resp_parse;
 ipa_ccm_make_id_resp;
 ipa_ccm_make_id_resp_from_req;
-ipa_segmentation_cb;
 ipa_msg_alloc;
 ipa_msg_recv;
 ipa_msg_recv_buffered;