linux-kernel - [PATCH 02/12] staging: lustre: ldlm: use list_for_each_entry in ldlm_extent_shift

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Date:   Wed, 13 Dec 2017 14:15:54 +1100
From:   NeilBrown <neilb@...e.com>
To:     Oleg Drokin <oleg.drokin@...el.com>,
        James Simmons <jsimmons@...radead.org>,
        Andreas Dilger <andreas.dilger@...el.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     linux-kernel@...r.kernel.org, lustre-devel@...ts.lustre.org
Subject: [PATCH 02/12] staging: lustre: ldlm: use list_for_each_entry in
 ldlm_extent_shift_kms()

Using list_for_each_entry() means we don't need 'tmp'.

Signed-off-by: NeilBrown <neilb@...e.com>
---
 drivers/staging/lustre/lustre/ldlm/ldlm_extent.c |    4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/staging/lustre/lustre/ldlm/ldlm_extent.c b/drivers/staging/lustre/lustre/ldlm/ldlm_extent.c
index fac9d19d50b6..11b11b5f3216 100644
--- a/drivers/staging/lustre/lustre/ldlm/ldlm_extent.c
+++ b/drivers/staging/lustre/lustre/ldlm/ldlm_extent.c
@@ -64,7 +64,6 @@
 __u64 ldlm_extent_shift_kms(struct ldlm_lock *lock, __u64 old_kms)
 {
 	struct ldlm_resource *res = lock->l_resource;
-	struct list_head *tmp;
 	struct ldlm_lock *lck;
 	__u64 kms = 0;
 
@@ -74,8 +73,7 @@ __u64 ldlm_extent_shift_kms(struct ldlm_lock *lock, __u64 old_kms)
 	 */
 	ldlm_set_kms_ignore(lock);
 
-	list_for_each(tmp, &res->lr_granted) {
-		lck = list_entry(tmp, struct ldlm_lock, l_res_link);
+	list_for_each_entry(lck, &res->lr_granted, l_res_link) {
 
 		if (ldlm_is_kms_ignore(lck))
 			continue;