From fa1586249a17ff6fb921746faea1c8a479614324 Mon Sep 17 00:00:00 2001
From: acfloria <florian.achermann@mavt.ethz.ch>
Date: Mon, 26 Feb 2018 15:53:36 +0100
Subject: [PATCH] Fixes IridiumSBD driver bug when transmitting data

---
 src/drivers/telemetry/iridiumsbd/IridiumSBD.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/drivers/telemetry/iridiumsbd/IridiumSBD.cpp b/src/drivers/telemetry/iridiumsbd/IridiumSBD.cpp
index 19a7ec7fdc..2c44f84cc7 100644
--- a/src/drivers/telemetry/iridiumsbd/IridiumSBD.cpp
+++ b/src/drivers/telemetry/iridiumsbd/IridiumSBD.cpp
@@ -165,7 +165,7 @@ int IridiumSBD::ioctl(struct file *filp, int cmd, unsigned long arg)
 			return OK;
 		}
 
-	case FIONWRITE: {
+	case FIONSPACE: {
 			int count = SATCOM_TX_BUF_LEN - tx_buf_write_idx;
 			*(int *)arg = count;