Drop unnecessary casts when accessing vma->vm_private_data.

No functional change.

Signed-off-by: Zile Xiong <xiongzile99@gmail.com>
---
 drivers/staging/media/atomisp/pci/hmm/hmm_bo.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/staging/media/atomisp/pci/hmm/hmm_bo.c b/drivers/staging/media/atomisp/pci/hmm/hmm_bo.c
index 856561e951a5..68116edda591 100644
--- a/drivers/staging/media/atomisp/pci/hmm/hmm_bo.c
+++ b/drivers/staging/media/atomisp/pci/hmm/hmm_bo.c
@@ -975,9 +975,7 @@ void hmm_bo_unref(struct hmm_buffer_object *bo)
 
 static void hmm_bo_vm_open(struct vm_area_struct *vma)
 {
-	struct hmm_buffer_object *bo =
-	    (struct hmm_buffer_object *)vma->vm_private_data;
-
+	struct hmm_buffer_object *bo = vma->vm_private_data;
 	check_bo_null_return_void(bo);
 
 	hmm_bo_ref(bo);
@@ -993,8 +991,7 @@ static void hmm_bo_vm_open(struct vm_area_struct *vma)
 
 static void hmm_bo_vm_close(struct vm_area_struct *vma)
 {
-	struct hmm_buffer_object *bo =
-	    (struct hmm_buffer_object *)vma->vm_private_data;
+	struct hmm_buffer_object *bo = vma->vm_private_data;
 
 	check_bo_null_return_void(bo);
 
-- 
2.39.5

On Thu, Mar 19, 2026 at 05:36:25PM +0800, Zile Xiong wrote:
> Drop unnecessary casts when accessing vma->vm_private_data.
> 
> No functional change.
> 
> Signed-off-by: Zile Xiong <xiongzile99@gmail.com>
> ---
>  drivers/staging/media/atomisp/pci/hmm/hmm_bo.c | 7 ++-----
>  1 file changed, 2 insertions(+), 5 deletions(-)
> 
> diff --git a/drivers/staging/media/atomisp/pci/hmm/hmm_bo.c b/drivers/staging/media/atomisp/pci/hmm/hmm_bo.c
> index 856561e951a5..68116edda591 100644
> --- a/drivers/staging/media/atomisp/pci/hmm/hmm_bo.c
> +++ b/drivers/staging/media/atomisp/pci/hmm/hmm_bo.c
> @@ -975,9 +975,7 @@ void hmm_bo_unref(struct hmm_buffer_object *bo)
>  
>  static void hmm_bo_vm_open(struct vm_area_struct *vma)
>  {
> -	struct hmm_buffer_object *bo =
> -	    (struct hmm_buffer_object *)vma->vm_private_data;
> -
> +	struct hmm_buffer_object *bo = vma->vm_private_data;
>  	check_bo_null_return_void(bo);
>  
>  	hmm_bo_ref(bo);

Why did you delete the extra blank line that checkpatch is just going to
ask you to add back again in a future change?  :)

thanks,

greg k-h

Drop unnecessary casts when accessing vma->vm_private_data.

No functional change.

Signed-off-by: Zile Xiong <xiongzile99@gmail.com>
---
Changes in v2:
- restore the blank line

 drivers/staging/media/atomisp/pci/hmm/hmm_bo.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/staging/media/atomisp/pci/hmm/hmm_bo.c b/drivers/staging/media/atomisp/pci/hmm/hmm_bo.c
index 856561e951a5..bd8091c21b26 100644
--- a/drivers/staging/media/atomisp/pci/hmm/hmm_bo.c
+++ b/drivers/staging/media/atomisp/pci/hmm/hmm_bo.c
@@ -975,8 +975,7 @@ void hmm_bo_unref(struct hmm_buffer_object *bo)
 
 static void hmm_bo_vm_open(struct vm_area_struct *vma)
 {
-	struct hmm_buffer_object *bo =
-	    (struct hmm_buffer_object *)vma->vm_private_data;
+	struct hmm_buffer_object *bo = vma->vm_private_data;
 
 	check_bo_null_return_void(bo);
 
@@ -993,8 +992,7 @@ static void hmm_bo_vm_open(struct vm_area_struct *vma)
 
 static void hmm_bo_vm_close(struct vm_area_struct *vma)
 {
-	struct hmm_buffer_object *bo =
-	    (struct hmm_buffer_object *)vma->vm_private_data;
+	struct hmm_buffer_object *bo = vma->vm_private_data;
 
 	check_bo_null_return_void(bo);
 
-- 
2.39.5