From 93fc27b93b3e3a24a51d6cb3ba6802f1c8dc0796 Mon Sep 17 00:00:00 2001
From: Alexandre Abadie <alexandre.abadie@inria.fr>
Date: Wed, 28 Feb 2018 18:02:21 +0100
Subject: [PATCH] sys/auto_init: update mag3110 auto_init

---
 sys/auto_init/saul/auto_init_mag3110.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/sys/auto_init/saul/auto_init_mag3110.c b/sys/auto_init/saul/auto_init_mag3110.c
index b8292c70c5..90a8f5a4fd 100644
--- a/sys/auto_init/saul/auto_init_mag3110.c
+++ b/sys/auto_init/saul/auto_init_mag3110.c
@@ -42,15 +42,20 @@ static mag3110_t mag3110_devs[MAG3110_NUM];
  */
 static saul_reg_t saul_entries[MAG3110_NUM];
 
+/**
+ * @brief   Define the number of saul info
+ */
+#define MAG3110_INFO_NUM    (sizeof(mag3110_saul_info) / sizeof(mag3110_saul_info[0]))
+
 /**
  * @brief   Reference the driver struct
- * @{
  */
 extern const saul_driver_t mag3110_saul_driver;
-/** @} */
 
 void auto_init_mag3110(void)
 {
+    assert(MAG3110_NUM == MAG3110_INFO_NUM);
+
     for (unsigned i = 0; i < MAG3110_NUM; i++) {
         LOG_DEBUG("[auto_init_saul] initializing mag3110 #%u\n", i);