diff --git a/drivers/s390/char/sclp_pci.c b/drivers/s390/char/sclp_pci.c
index 0c8973c45b48..4dbb3dfd4bc7 100644
--- a/drivers/s390/char/sclp_pci.c
+++ b/drivers/s390/char/sclp_pci.c
@@ -124,7 +124,7 @@ int sclp_pci_report(struct zpci_report_error_header *report, u32 fh, u32 fid)
 {
 	DECLARE_COMPLETION_ONSTACK(completion);
 	struct err_notify_sccb *sccb;
-	struct sclp_req req = {0};
+	struct sclp_req req;
 	int ret;
 
 	ret = sclp_pci_check_report(report);
@@ -147,6 +147,7 @@ int sclp_pci_report(struct zpci_report_error_header *report, u32 fh, u32 fid)
 		goto out_unregister;
 	}
 
+	memset(&req, 0, sizeof(req));
 	req.callback_data = &completion;
 	req.callback = sclp_pci_callback;
 	req.command = SCLP_CMDW_WRITE_EVENT_DATA;