[ARM] ecard: convert to use the kthread API

This patch modifies the startup of kecardd to use kthread_run not a
kernel_thread combination of kernel_thread and daemonize.  Making the code
slightly simpler and more maintainable.

Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 7 insertions, 7 deletions

diff --git a/arch/arm/kernel/ecard.c b/arch/arm/kernel/ecard.c
index 6eb80acea37..869de6d3ad5 100644
--- a/arch/arm/kernel/ecard.c
+++ b/arch/arm/kernel/ecard.c
@@ -40,6 +40,7 @@
 #include <linux/device.h>
 #include <linux/init.h>
 #include <linux/mutex.h>
+#include <linux/kthread.h>
 
 #include <asm/dma.h>
 #include <asm/ecard.h>
@@ -263,8 +264,6 @@ static int ecard_init_mm(void)
 static int
 ecard_task(void * unused)
 {
-        daemonize("kecardd");
-
         /*
          * Allocate a mm.  We're not a lazy-TLB kernel task since we need
          * to set page table entries where the user space would be.  Note
@@ -1059,13 +1058,14 @@ ecard_probe(int slot, card_type_t type)
  */
 static int __init ecard_init(void)
 {
-        int slot, irqhw, ret;
+        struct task_struct *task;
+        int slot, irqhw;
 
-        ret = kernel_thread(ecard_task, NULL, CLONE_KERNEL);
-        if (ret < 0) {
+        task = kthread_run(ecard_task, NULL, "kecardd");
+        if (IS_ERR(task)) {
                 printk(KERN_ERR "Ecard: unable to create kernel thread: %d\n",
-                       ret);
-                return ret;
+                       PTR_ERR(task));
+                return PTR_ERR(task);
         }
 
         printk("Probing expansion cards\n");