drm/gem: fix indentation

Remove double-whitespace and wrong indentation.
Signed-off-by: David Herrmann <dh.herrmann@gmail.com>

drivers/gpu/drm/drm_gem.c

@@ -692,7 +692,7 @@ drm_gem_object_release(struct drm_gem_object *obj)
 	WARN_ON(obj->dma_buf);
 
 	if (obj->filp)
-	    fput(obj->filp);
+		fput(obj->filp);
 }
 EXPORT_SYMBOL(drm_gem_object_release);
 
@@ -782,7 +782,7 @@ int drm_gem_mmap_obj(struct drm_gem_object *obj, unsigned long obj_size,
 	vma->vm_flags |= VM_IO | VM_PFNMAP | VM_DONTEXPAND | VM_DONTDUMP;
 	vma->vm_ops = dev->driver->gem_vm_ops;
 	vma->vm_private_data = obj;
-	vma->vm_page_prot =  pgprot_writecombine(vm_get_page_prot(vma->vm_flags));
+	vma->vm_page_prot = pgprot_writecombine(vm_get_page_prot(vma->vm_flags));
 
 	/* Take a ref for this mapping of the object, so that the fault
 	 * handler can dereference the mmap offset's pointer to the object.