when the slave_get function pointer belongs to the struct vme_bridge member is NULL, it prompts that the detailed function name "vme_slave_set" equivalent to __func__ not supported. it is similar to the vme_slave_get function: when vme_bridge->slave_set function pointer is NULL to print detailed function name by using __func__. Signed-off-by: Piro Yang <piroyangg@xxxxxxxxx> --- drivers/staging/vme_user/vme.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/staging/vme_user/vme.c b/drivers/staging/vme_user/vme.c index 9bc2d35405af..e9461a7a7ab8 100644 --- a/drivers/staging/vme_user/vme.c +++ b/drivers/staging/vme_user/vme.c @@ -340,7 +340,7 @@ int vme_slave_set(struct vme_resource *resource, int enabled, image = list_entry(resource->entry, struct vme_slave_resource, list); if (!bridge->slave_set) { - dev_err(bridge->parent, "Function not supported\n"); + dev_err(bridge->parent, "%s not supported\n", __func__); return -EINVAL; } -- 2.25.1