[PATCH] IB/hfi1: constify vm_operations_struct

[PATCH] IB/hfi1: constify vm_operations_struct

[Arvind Yadav]

vm_operations_struct are not supposed to change at runtime.
vm_area_struct structure working with const vm_operations_struct.
So mark the non-const vm_operations_struct structs as const.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
---
 drivers/infiniband/hw/hfi1/file_ops.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/infiniband/hw/hfi1/file_ops.c b/drivers/infiniband/hw/hfi1/file_ops.c
index 3158128..46db68f 100644
--- a/drivers/infiniband/hw/hfi1/file_ops.c
+++ b/drivers/infiniband/hw/hfi1/file_ops.c
@@ -116,7 +116,7 @@ static long hfi1_file_ioctl(struct file *fp, unsigned int cmd,
 	.llseek = noop_llseek,
 };
 
-static struct vm_operations_struct vm_ops = {
+static const struct vm_operations_struct vm_ops = {
 	.fault = vma_fault,
 };
 
-- 
1.9.1

Re: [PATCH] IB/hfi1: constify vm_operations_struct

[Doug Ledford]

On Mon, 2017-08-28 at 09:59 +0530, Arvind Yadav wrote:
> vm_operations_struct are not supposed to change at runtime.
> vm_area_struct structure working with const vm_operations_struct.
> So mark the non-const vm_operations_struct structs as const.
> 
> Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>

Thanks, applied.

-- 
Doug Ledford <dledford@redhat.com>
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