From 8fd2d6ea66272f849943269c7ea771ce85fd8fb1 Mon Sep 17 00:00:00 2001 From: Joshua Kinard Date: Tue, 17 Oct 2017 14:26:12 -0400 Subject: [PATCH] MIPS: Use !pci_is_root_bus(bus) in ops-bridge.c This is a manual cherrypick of commit c7ddc3d137b7 from Alastair Bridgewater's IP35 tree that replaces two cases of "if (bus->number > 0)" with a more correct "if (!pci_is_root_bus(bus))" in arch/mips/pci/ops-bridge.c. Cc: linux-mips@linux-mips.org Cc: Alastair Bridgewater Suggested-by: Alastair Bridgewater Signed-off-by: Joshua Kinard Patchwork: https://patchwork.linux-mips.org/patch/17501/ Signed-off-by: Paul Burton Cc: Linux/MIPS --- arch/mips/pci/ops-bridge.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/mips/pci/ops-bridge.c b/arch/mips/pci/ops-bridge.c index 57e1463fcd02..a1d2c4ae0d1b 100644 --- a/arch/mips/pci/ops-bridge.c +++ b/arch/mips/pci/ops-bridge.c @@ -167,7 +167,7 @@ static int pci_conf1_read_config(struct pci_bus *bus, unsigned int devfn, static int pci_read_config(struct pci_bus *bus, unsigned int devfn, int where, int size, u32 * value) { - if (bus->number > 0) + if (!pci_is_root_bus(bus)) return pci_conf1_read_config(bus, devfn, where, size, value); return pci_conf0_read_config(bus, devfn, where, size, value); @@ -310,7 +310,7 @@ static int pci_conf1_write_config(struct pci_bus *bus, unsigned int devfn, static int pci_write_config(struct pci_bus *bus, unsigned int devfn, int where, int size, u32 value) { - if (bus->number > 0) + if (!pci_is_root_bus(bus)) return pci_conf1_write_config(bus, devfn, where, size, value); return pci_conf0_write_config(bus, devfn, where, size, value);