ns2: Log ERROR if we cannot transmit a packet due to ENOBUFS
Related: OS#4995
Change-Id: I2ba64e96c60e23d2e6c8ecdcab0b52b3833f092c
diff --git a/src/gb/gprs_ns2_fr.c b/src/gb/gprs_ns2_fr.c
index f73033b..096e150 100644
--- a/src/gb/gprs_ns2_fr.c
+++ b/src/gb/gprs_ns2_fr.c
@@ -247,11 +247,15 @@
static int handle_netif_write(struct osmo_fd *ofd, struct msgb *msg)
{
- int rc = write(ofd->fd, msgb_data(msg), msgb_length(msg));
+ struct gprs_ns2_vc_bind *bind = ofd->data;
+ int rc;
+
+ rc = write(ofd->fd, msgb_data(msg), msgb_length(msg));
/* write_queue expects a "-errno" type return value in case of failure */
- if (rc == -1)
+ if (rc == -1) {
+ LOGBIND(bind, LOGL_ERROR, "error during write to AF_PACKET: %s\n", strerror(errno));
return -errno;
- else
+ } else
return rc;
}