[PATCH 1/6] usermodehelper: introduce umh_complete(sub_info)

[Oleg Nesterov <oleg@redhat.com>]

Preparation. Add the new trivial helper, umh_complete(). Currently
it simply does complete(sub_info->complete).

Signed-off-by: Oleg Nesterov <oleg@redhat.com>
---
 kernel/kmod.c |    9 +++++++--
 1 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/kernel/kmod.c b/kernel/kmod.c
index a0a8854..8ea2594 100644
--- a/kernel/kmod.c
+++ b/kernel/kmod.c
@@ -199,6 +199,11 @@ void call_usermodehelper_freeinfo(struct subprocess_info *info)
 }
 EXPORT_SYMBOL(call_usermodehelper_freeinfo);
 
+static void umh_complete(struct subprocess_info *sub_info)
+{
+	complete(sub_info->complete);
+}
+
 /* Keventd can't block, but this (a child) can. */
 static int wait_for_helper(void *data)
 {
@@ -235,7 +240,7 @@ static int wait_for_helper(void *data)
 			sub_info->retval = ret;
 	}
 
-	complete(sub_info->complete);
+	umh_complete(sub_info);
 	return 0;
 }
 
@@ -269,7 +274,7 @@ static void __call_usermodehelper(struct work_struct *work)
 	case UMH_WAIT_EXEC:
 		if (pid < 0)
 			sub_info->retval = pid;
-		complete(sub_info->complete);
+		umh_complete(sub_info);
 	}
 }
 
-- 
1.5.5.1