This helps log the errors in next patches. The alternative is to perform a linear search for it with class_find_device_by_devt(class, devt), as device_destroy do for cleaning.
Signed-off-by: Eugenio Pérez <[email protected]> --- drivers/vdpa/vdpa_user/vduse_dev.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/vdpa/vdpa_user/vduse_dev.c b/drivers/vdpa/vdpa_user/vduse_dev.c index a4963aaf9332..551ccde0b856 100644 --- a/drivers/vdpa/vdpa_user/vduse_dev.c +++ b/drivers/vdpa/vdpa_user/vduse_dev.c @@ -164,6 +164,7 @@ static DEFINE_IDR(vduse_idr); static dev_t vduse_major; static struct cdev vduse_ctrl_cdev; +static const struct device *vduse_ctrl_dev; static struct cdev vduse_cdev; static struct workqueue_struct *vduse_irq_wq; static struct workqueue_struct *vduse_irq_bound_wq; @@ -2426,7 +2427,6 @@ static void vduse_mgmtdev_exit(void) static int vduse_init(void) { int ret; - struct device *dev; ret = class_register(&vduse_class); if (ret) @@ -2443,9 +2443,9 @@ static int vduse_init(void) if (ret) goto err_ctrl_cdev; - dev = device_create(&vduse_class, NULL, vduse_major, NULL, "control"); - if (IS_ERR(dev)) { - ret = PTR_ERR(dev); + vduse_ctrl_dev = device_create(&vduse_class, NULL, vduse_major, NULL, "control"); + if (IS_ERR(vduse_ctrl_dev)) { + ret = PTR_ERR(vduse_ctrl_dev); goto err_device; } -- 2.52.0
