From: Alex Williamson <alex.williamson@redhat.com>
Date: Fri, 7 Oct 2022 18:03:00 +0000 (-0600)
Subject: vfio: More vfio_file_is_group() use cases
X-Git-Tag: v6.6.17~6376^2
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=b1b8132a651cf6a5b18a01d8f1bd304f5d210315;p=platform%2Fkernel%2Flinux-rpi.git

vfio: More vfio_file_is_group() use cases

Replace further open coded tests with helper.

Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Link: https://lore.kernel.org/r/166516896843.1215571.5378890510536477434.stgit@omen
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
---

diff --git a/drivers/vfio/vfio_main.c b/drivers/vfio/vfio_main.c
index 04099a8..2d16879 100644
--- a/drivers/vfio/vfio_main.c
+++ b/drivers/vfio/vfio_main.c
@@ -1615,7 +1615,7 @@ bool vfio_file_enforced_coherent(struct file *file)
 	struct vfio_group *group = file->private_data;
 	bool ret;
 
-	if (file->f_op != &vfio_group_fops)
+	if (!vfio_file_is_group(file))
 		return true;
 
 	mutex_lock(&group->group_lock);
@@ -1647,7 +1647,7 @@ void vfio_file_set_kvm(struct file *file, struct kvm *kvm)
 {
 	struct vfio_group *group = file->private_data;
 
-	if (file->f_op != &vfio_group_fops)
+	if (!vfio_file_is_group(file))
 		return;
 
 	mutex_lock(&group->group_lock);
@@ -1667,7 +1667,7 @@ bool vfio_file_has_dev(struct file *file, struct vfio_device *device)
 {
 	struct vfio_group *group = file->private_data;
 
-	if (file->f_op != &vfio_group_fops)
+	if (!vfio_file_is_group(file))
 		return false;
 
 	return group == device->group;