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pcmcia: Use list_for_each_entry() for bus traversal 

Replace list_for_each() + pci_bus_b() with list_for_each_entry().

[bhelgaas: fix "silbling" typo]
Signed-off-by: Yijing Wang <wangyijing@huawei.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
This commit is contained in:
Yijing Wang 2014-02-13 21:14:02 +08:00 committed by Bjorn Helgaas
parent 3bc955987f
commit 560698e9d2
1 changed files with 9 additions and 9 deletions
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18
drivers/pcmcia/yenta_socket.c
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@ -1076,7 +1076,7 @@ static void yenta_config_init(struct yenta_socket *socket)
*/
static void yenta_fixup_parent_bridge(struct pci_bus *cardbus_bridge)
{
struct list_head *tmp;
struct pci_bus *sibling;
unsigned char upper_limit;
/*
* We only check and fix the parent bridge: All systems which need
@ -1095,18 +1095,18 @@ static void yenta_fixup_parent_bridge(struct pci_bus *cardbus_bridge)
/* stay within the limits of the bus range of the parent: */
upper_limit = bridge_to_fix->parent->busn_res.end;
/* check the bus ranges of all silbling bridges to prevent overlap */
list_for_each(tmp, &bridge_to_fix->parent->children) {
struct pci_bus *silbling = pci_bus_b(tmp);
/* check the bus ranges of all sibling bridges to prevent overlap */
list_for_each_entry(sibling, &bridge_to_fix->parent->children,
node) {
/*
* If the silbling has a higher secondary bus number
* If the sibling has a higher secondary bus number
* and it's secondary is equal or smaller than our
* current upper limit, set the new upper limit to
* the bus number below the silbling's range:
* the bus number below the sibling's range:
*/
if (silbling->busn_res.start > bridge_to_fix->busn_res.end
&& silbling->busn_res.start <= upper_limit)
upper_limit = silbling->busn_res.start - 1;
if (sibling->busn_res.start > bridge_to_fix->busn_res.end
&& sibling->busn_res.start <= upper_limit)
upper_limit = sibling->busn_res.start - 1;
}
/* Show that the wanted subordinate number is not possible: */