diff --git a/arch/s390/kernel/vmlinux.lds.S b/arch/s390/kernel/vmlinux.lds.S
index 76c1e60c92f3fae3e88d03eb9a299536288dee40..607bd67a18ce782f21051e4e306f8feced721719 100644
--- a/arch/s390/kernel/vmlinux.lds.S
+++ b/arch/s390/kernel/vmlinux.lds.S
@@ -55,7 +55,7 @@ SECTIONS
 		__start___ex_table = .;
 		*(__ex_table)
 		__stop___ex_table = .;
-	}
+	} :data
 
 	.data : {		/* Data */
 		DATA_DATA
diff --git a/drivers/s390/block/dcssblk.c b/drivers/s390/block/dcssblk.c
index db85f1fb131e0494dfb3e7a4838b23c269d9d36b..711b3004b3e6a6419540bad5fa067dcc817b6d99 100644
--- a/drivers/s390/block/dcssblk.c
+++ b/drivers/s390/block/dcssblk.c
@@ -384,9 +384,10 @@ dcssblk_add_store(struct device *dev, struct device_attribute *attr, const char
 	 * get minor, add to list
 	 */
 	down_write(&dcssblk_devices_sem);
-	if (dcssblk_get_segment_by_name(local_buf)) {
+	if (dcssblk_get_device_by_name(local_buf)) {
+		up_write(&dcssblk_devices_sem);
 		rc = -EEXIST;
-		goto release_gd;
+		goto unload_seg;
 	}
 	rc = dcssblk_assign_free_minor(dev_info);
 	if (rc) {