drivers/sbus/char/envctrl.c: ignore orderly_poweroff return value

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@jms.id.au>
Acked-by: David S. Miller <davem@davemloft.net>
Cc: Fabian Frederick <fabf@skynet.be>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Rusty Russell <rusty@rustcorp.com.au>
Cc: Jeremy Kerr <jk@ozlabs.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

2 files changed, 2 insertions, 8 deletions

diff --git a/drivers/sbus/char/bbc_envctrl.c b/drivers/sbus/char/bbc_envctrl.c
index 0787b9756165..228c782d6433 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 e244cf3d9ec8..5609b602c54d 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;