提交 7975a9b7 编写于 作者: J Joel Stanley 提交者: Linus Torvalds

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: NJoel Stanley <joel@jms.id.au>
Acked-by: NDavid 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: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
上级 972fae69
......@@ -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)
......
......@@ -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;
......
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