diff --git a/drivers/nvmem/core.c b/drivers/nvmem/core.c
index 6a74e3874605..47c1487dcf8c 100644
--- a/drivers/nvmem/core.c
+++ b/drivers/nvmem/core.c
@@ -779,6 +779,7 @@ struct nvmem_device *nvmem_register(const struct nvmem_config *config)
 						    GPIOD_OUT_HIGH);
 	if (IS_ERR(nvmem->wp_gpio)) {
 		rval = PTR_ERR(nvmem->wp_gpio);
+		nvmem->wp_gpio = NULL;
 		goto err_put_device;
 	}