[PATCH v2 1/3] envctrl: Ignore orderly_poweroff return value

From: Joel Stanley
Date: Wed Apr 01 2015 - 03:05:23 EST


orderly_poweroff() unconditionally returns 0, so remove the dead code
that checks the return value.

A future patch will change the return type to void.

Signed-off-by: Joel Stanley <joel@xxxxxxxxx>
---
drivers/sbus/char/bbc_envctrl.c | 3 +--
drivers/sbus/char/envctrl.c | 7 +------
2 files changed, 2 insertions(+), 8 deletions(-)

diff --git a/drivers/sbus/char/bbc_envctrl.c b/drivers/sbus/char/bbc_envctrl.c
index 0787b97..228c782 100644
--- a/drivers/sbus/char/bbc_envctrl.c
+++ b/drivers/sbus/char/bbc_envctrl.c
@@ -160,8 +160,7 @@ static void do_envctrl_shutdown(struct bbc_cpu_temperature *tp)
printk(KERN_CRIT "kenvctrld: Shutting down the system now.\n");

shutting_down = 1;
- if (orderly_poweroff(true) < 0)
- printk(KERN_CRIT "envctrl: shutdown execution failed\n");
+ orderly_poweroff(true);
}

#define WARN_INTERVAL (30 * HZ)
diff --git a/drivers/sbus/char/envctrl.c b/drivers/sbus/char/envctrl.c
index af15a2f..7946852 100644
--- a/drivers/sbus/char/envctrl.c
+++ b/drivers/sbus/char/envctrl.c
@@ -970,18 +970,13 @@ static struct i2c_child_t *envctrl_get_i2c_child(unsigned char mon_type)
static void envctrl_do_shutdown(void)
{
static int inprog = 0;
- int ret;

if (inprog != 0)
return;

inprog = 1;
printk(KERN_CRIT "kenvctrld: WARNING: Shutting down the system now.\n");
- ret = orderly_poweroff(true);
- if (ret < 0) {
- printk(KERN_CRIT "kenvctrld: WARNING: system shutdown failed!\n");
- inprog = 0; /* unlikely to succeed, but we could try again */
- }
+ orderly_poweroff(true);
}

static struct task_struct *kenvctrld_task;
--
2.1.4

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