drm/panthor: unlock on error in panthor_ioctl_bo_create()

Call drm_dev_exit() before returning -EINVAL.

Fixes: cd2c9c3015e6 ("drm/panthor: Add flag to map GEM object Write-Back Cacheable")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com>
Link: https://patch.msgid.link/aUOxxvXXtHHfFCcg@stanley.mountain
Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com>

diff --git a/drivers/gpu/drm/panthor/panthor_drv.c b/drivers/gpu/drm/panthor/panthor_drv.c
index 98d4e8d867ed46915ac4a069fe8ca222b34db5d4..165dddfde6ca8b45a81046e86c9e30baaef0865a 100644 (file)
--- a/drivers/gpu/drm/panthor/panthor_drv.c
+++ b/drivers/gpu/drm/panthor/panthor_drv.c
@@ -923,8 +923,10 @@ static int panthor_ioctl_bo_create(struct drm_device *ddev, void *data,
        }
 
        if ((args->flags & DRM_PANTHOR_BO_NO_MMAP) &&
-           (args->flags & DRM_PANTHOR_BO_WB_MMAP))
-               return -EINVAL;
+           (args->flags & DRM_PANTHOR_BO_WB_MMAP)) {
+               ret = -EINVAL;
+               goto out_dev_exit;
+       }
 
        if (args->exclusive_vm_id) {
                vm = panthor_vm_pool_get_vm(pfile->vms, args->exclusive_vm_id);