[PATCH 2/2] fuse: use list_first_entry

From: Geliang Tang
Date: Wed Jun 08 2016 - 06:48:20 EST


To make the intention clearer, use list_first_entry() instead of
list_entry().

Signed-off-by: Geliang Tang <geliangtang@xxxxxxxxx>
---
fs/fuse/dev.c | 6 +++---
fs/fuse/file.c | 3 ++-
2 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c
index 1432cf7..a766983 100644
--- a/fs/fuse/dev.c
+++ b/fs/fuse/dev.c
@@ -359,7 +359,7 @@ static void flush_bg_queue(struct fuse_conn *fc)
struct fuse_req *req;
struct fuse_iqueue *fiq = &fc->iq;

- req = list_entry(fc->bg_queue.next, struct fuse_req, list);
+ req = list_first_entry(&fc->bg_queue, struct fuse_req, list);
list_del(&req->list);
fc->active_background++;
spin_lock(&fiq->waitq.lock);
@@ -1272,7 +1272,7 @@ static ssize_t fuse_dev_do_read(struct fuse_dev *fud, struct file *file,
fiq->forget_batch = 16;
}

- req = list_entry(fiq->pending.next, struct fuse_req, list);
+ req = list_first_entry(&fiq->pending, struct fuse_req, list);
clear_bit(FR_PENDING, &req->flags);
list_del_init(&req->list);
spin_unlock(&fiq->waitq.lock);
@@ -2080,7 +2080,7 @@ static void end_requests(struct fuse_conn *fc, struct list_head *head)
{
while (!list_empty(head)) {
struct fuse_req *req;
- req = list_entry(head->next, struct fuse_req, list);
+ req = list_first_entry(head, struct fuse_req, list);
req->out.h.error = -ECONNABORTED;
clear_bit(FR_PENDING, &req->flags);
clear_bit(FR_SENT, &req->flags);
diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index c1d97a1..07c00a4 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -1509,7 +1509,8 @@ __acquires(fc->lock)
struct fuse_req *req;

while (fi->writectr >= 0 && !list_empty(&fi->queued_writes)) {
- req = list_entry(fi->queued_writes.next, struct fuse_req, list);
+ req = list_first_entry(&fi->queued_writes, struct fuse_req,
+ list);
list_del_init(&req->list);
fuse_send_writepage(fc, req, crop);
}
--
1.9.1