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authorJoel Stanley <joel@jms.id.au>2015-04-15 16:16:50 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2015-04-15 16:35:23 -0700
commit7975a9b7323d5a47e5b651bac810f3271e7156df (patch)
tree1012f4417d8d1a8819038edbd150dcb00aa7d971
parent972fae6993cbbb934345011664dc703c0891dda3 (diff)
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>
-rw-r--r--drivers/sbus/char/bbc_envctrl.c3
-rw-r--r--drivers/sbus/char/envctrl.c7
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;