kernel: bump 4.9 to 4.9.138
[openwrt/openwrt.git] / target / linux / generic / pending-4.9 / 170-MIPS-PCI-add-controllers-before-the-specified-head.patch
1 From: Mathias Kresin <dev@kresin.me>
2 Subject: MIPS: PCI: add controllers before the specified head
3
4 With commit 23dac14d058f ("MIPS: PCI: Use struct list_head lists") new
5 controllers are added after the specified head where they were added
6 before the specified head previously.
7
8 Use list_add_tail to restore the former order.
9
10 This patches fixes the following PCI error on lantiq:
11
12 pci 0000:01:00.0: BAR 0: error updating (0x1c000004 != 0x000000)
13
14 Fixes: 23dac14d058f ("MIPS: PCI: Use struct list_head lists")
15 Signed-off-by: Mathias Kresin <dev@kresin.me>
16 ---
17 arch/mips/pci/pci-legacy.c | 2 +-
18 1 file changed, 1 insertion(+), 1 deletion(-)
19
20 --- a/arch/mips/pci/pci-legacy.c
21 +++ b/arch/mips/pci/pci-legacy.c
22 @@ -194,7 +194,7 @@ void register_pci_controller(struct pci_
23 }
24
25 INIT_LIST_HEAD(&hose->list);
26 - list_add(&hose->list, &controllers);
27 + list_add_tail(&hose->list, &controllers);
28
29 /*
30 * Do not panic here but later - this might happen before console init.