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xen-platform: constify pci_device_id.

Message ID 800c45e978d192c0b485fd7b9429d892ff47dfc9.1501695851.git.arvind.yadav.cs@gmail.com (mailing list archive)
State New, archived
Headers show

Commit Message

Arvind Yadav Aug. 2, 2017, 5:46 p.m. UTC
pci_device_id are not supposed to change at runtime. All functions
working with pci_device_id provided by <linux/pci.h> work with
const pci_device_id. So mark the non-const structs as const.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
---
 drivers/xen/platform-pci.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Boris Ostrovsky Aug. 2, 2017, 10:36 p.m. UTC | #1
On 08/02/2017 01:46 PM, Arvind Yadav wrote:
> pci_device_id are not supposed to change at runtime. All functions
> working with pci_device_id provided by <linux/pci.h> work with
> const pci_device_id. So mark the non-const structs as const.
>
> Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>

Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Boris Ostrovsky Aug. 16, 2017, 3:04 p.m. UTC | #2
On 08/02/2017 06:36 PM, Boris Ostrovsky wrote:
> On 08/02/2017 01:46 PM, Arvind Yadav wrote:
>> pci_device_id are not supposed to change at runtime. All functions
>> working with pci_device_id provided by <linux/pci.h> work with
>> const pci_device_id. So mark the non-const structs as const.
>>
>> Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
> Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>


Applied to for-linus-4.14.

-boris
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Patch

diff --git a/drivers/xen/platform-pci.c b/drivers/xen/platform-pci.c
index 1275df8..5d7dcad 100644
--- a/drivers/xen/platform-pci.c
+++ b/drivers/xen/platform-pci.c
@@ -175,7 +175,7 @@  static int platform_pci_probe(struct pci_dev *pdev,
 	return ret;
 }
 
-static struct pci_device_id platform_pci_tbl[] = {
+static const struct pci_device_id platform_pci_tbl[] = {
 	{PCI_VENDOR_ID_XEN, PCI_DEVICE_ID_XEN_PLATFORM,
 		PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
 	{0,}