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[Xen-devel,v2,02/22] PCI/MSI: Remove useless bus->msi assignment

Message ID 1411614872-4009-3-git-send-email-wangyijing@huawei.com
State New
Headers show

Commit Message

wangyijing Sept. 25, 2014, 3:14 a.m. UTC 
Currently, PCI drivers will initialize bus->msi in
pcibios_add_bus(). pcibios_add_bus() will be called
in every pci bus initialization. So the bus->msi
assignment in pci_alloc_child_bus() is useless.

Signed-off-by: Yijing Wang <wangyijing@huawei.com>
CC: Thierry Reding <thierry.reding@gmail.com>
CC: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
---
 drivers/pci/probe.c |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
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Patch

diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index e3cf8a2..8296576 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -677,7 +677,6 @@  static struct pci_bus *pci_alloc_child_bus(struct pci_bus *parent,
 
 	child->parent = parent;
 	child->ops = parent->ops;
-	child->msi = parent->msi;
 	child->sysdata = parent->sysdata;
 	child->bus_flags = parent->bus_flags;