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rbd: use list_for_each_entry() helper 

Convert list_for_each() to list_for_each_entry() so that the tmp
list_head pointer and list_entry() call are no longer needed, which
can reduce a few lines of code. No functional changed.

Signed-off-by: Jinjie Ruan <ruanjinjie@huawei.com>
Reviewed-by: Ilya Dryomov <idryomov@gmail.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
This commit is contained in:
Jinjie Ruan 2023-08-30 16:59:29 +08:00 committed by Ilya Dryomov
parent e6a28d6303
commit cd59cdefc2
1 changed files with 1 additions and 3 deletions
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4
drivers/block/rbd.c
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@ -7199,7 +7199,6 @@ static void rbd_dev_remove_parent(struct rbd_device *rbd_dev)
static ssize_t do_rbd_remove(const char *buf, size_t count)
{
struct rbd_device *rbd_dev = NULL;
struct list_head *tmp;
int dev_id;
char opt_buf[6];
bool force = false;
@ -7226,8 +7225,7 @@ static ssize_t do_rbd_remove(const char *buf, size_t count)
ret = -ENOENT;
spin_lock(&rbd_dev_list_lock);
list_for_each(tmp, &rbd_dev_list) {
rbd_dev = list_entry(tmp, struct rbd_device, node);
list_for_each_entry(rbd_dev, &rbd_dev_list, node) {
if (rbd_dev->dev_id == dev_id) {
ret = 0;
break;