From f79e228e449949d2d5109eb9ff63f15f0fdfcb06 Mon Sep 17 00:00:00 2001
From: Oleg Hahm <oleg@hobbykeller.org>
Date: Thu, 6 Nov 2014 13:45:44 +0100
Subject: [PATCH] shell: sensors: exit on failure
Immediately leave the read command if sensor is not initialized.
---
sys/shell/commands/sc_isl29020.c | 1 +
sys/shell/commands/sc_l3g4200d.c | 1 +
sys/shell/commands/sc_lps331ap.c | 1 +
3 files changed, 3 insertions(+)
diff --git a/sys/shell/commands/sc_isl29020.c b/sys/shell/commands/sc_isl29020.c
index 2d76294e10..d73f96fdba 100644
--- a/sys/shell/commands/sc_isl29020.c
+++ b/sys/shell/commands/sc_isl29020.c
@@ -56,6 +56,7 @@ void _get_isl29020_read_handler(int argc, char **argv)
if (!isl29020_dev.address) {
puts("Error: please call `isl29020_init` first!");
+ return;
}
val = isl29020_read(&isl29020_dev);
diff --git a/sys/shell/commands/sc_l3g4200d.c b/sys/shell/commands/sc_l3g4200d.c
index 4ed360ead9..27c85f070b 100644
--- a/sys/shell/commands/sc_l3g4200d.c
+++ b/sys/shell/commands/sc_l3g4200d.c
@@ -57,6 +57,7 @@ void _get_l3g4200d_read_handler(int argc, char **argv)
if (!l3g4200d_dev.addr) {
puts("Error: please call `l3g4200d_init` first!");
+ return;
}
res = l3g4200d_read(&l3g4200d_dev, &data);
diff --git a/sys/shell/commands/sc_lps331ap.c b/sys/shell/commands/sc_lps331ap.c
index e76bf4f393..0095d0ac72 100644
--- a/sys/shell/commands/sc_lps331ap.c
+++ b/sys/shell/commands/sc_lps331ap.c
@@ -54,6 +54,7 @@ void _get_lps331ap_read_handler(int argc, char **argv)
if (!lps331ap_dev.address) {
puts("Error: please call `lps331ap_init` first!");
+ return;
}
temp = lps331ap_read_temp(&lps331ap_dev);
--
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