fs: dlm: plock use list_first_entry

This patch will use the list helper list_first_entry() instead of using
list_entry() to get the first element of a list.

Signed-off-by: Alexander Aring <aahringo@redhat.com>
Signed-off-by: David Teigland <teigland@redhat.com>

diff --git a/fs/dlm/plock.c b/fs/dlm/plock.c
index 0993eebf206053bd269d1d0d792f023ffa0a1647..7cab5d27132b8704678387597279bfb85262dac0 100644 (file)
--- a/fs/dlm/plock.c
+++ b/fs/dlm/plock.c
@@ -378,7 +378,7 @@ static ssize_t dev_read(struct file *file, char __user *u, size_t count,
 
        spin_lock(&ops_lock);
        if (!list_empty(&send_list)) {
-               op = list_entry(send_list.next, struct plock_op, list);
+               op = list_first_entry(&send_list, struct plock_op, list);
                if (op->info.flags & DLM_PLOCK_FL_CLOSE)
                        list_del(&op->list);
                else