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| author |   Geliang Tang <geliangtang@163.com> | 2016-01-05 23:03:37 +0800 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-02-09 17:25:27 -0800 |
| commit | 4c62785e670e978294222a42200346f0538e19e7 (patch) | |
| tree | 9c4ec160f04d45af3ec20064027860f138728ae4 /drivers/base/bus.c | |
| parent | debugfs: Add stub function for debugfs_create_automount(). (diff) | |
| download | linux-dev-4c62785e670e978294222a42200346f0538e19e7.tar.xz linux-dev-4c62785e670e978294222a42200346f0538e19e7.zip | |
driver core: bus: use list_for_each_entry*
Use list_for_each_entry*() instead of list_for_each*() to simplify
the code.
Signed-off-by: Geliang Tang <geliangtang@163.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/base/bus.c')
| -rw-r--r-- | drivers/base/bus.c | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/drivers/base/bus.c b/drivers/base/bus.c index 500592486e88..4bee6b0f9ea4 100644 --- a/drivers/base/bus.c +++ b/drivers/base/bus.c @@ -1019,13 +1019,11 @@ static void device_insertion_sort_klist(struct device *a, struct list_head *list int (*compare)(const struct device *a, const struct device *b)) { - struct list_head *pos; struct klist_node *n; struct device_private *dev_prv; struct device *b; - list_for_each(pos, list) { - n = container_of(pos, struct klist_node, n_node); + list_for_each_entry(n, list, n_node) { dev_prv = to_device_private_bus(n); b = dev_prv->device; if (compare(a, b) <= 0) { @@ -1042,8 +1040,7 @@ void bus_sort_breadthfirst(struct bus_type *bus, const struct device *b)) { LIST_HEAD(sorted_devices); - struct list_head *pos, *tmp; - struct klist_node *n; + struct klist_node *n, *tmp; struct device_private *dev_prv; struct device *dev; struct klist *device_klist; @@ -1051,8 +1048,7 @@ void bus_sort_breadthfirst(struct bus_type *bus, device_klist = bus_get_device_klist(bus); spin_lock(&device_klist->k_lock); - list_for_each_safe(pos, tmp, &device_klist->k_list) { - n = container_of(pos, struct klist_node, n_node); + list_for_each_entry_safe(n, tmp, &device_klist->k_list, n_node) { dev_prv = to_device_private_bus(n); dev = dev_prv->device; device_insertion_sort_klist(dev, &sorted_devices, compare); |