From 102a0743326a03cd1a1202ceda21e175b7d3575c Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:20:52 +0000
Subject: [PATCH] add new system file
---
kernel/drivers/block/sunvdc.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/kernel/drivers/block/sunvdc.c b/kernel/drivers/block/sunvdc.c
index 39aeebc..d9e41d3 100644
--- a/kernel/drivers/block/sunvdc.c
+++ b/kernel/drivers/block/sunvdc.c
@@ -984,6 +984,8 @@
print_version();
hp = mdesc_grab();
+ if (!hp)
+ return -ENODEV;
err = -ENODEV;
if ((vdev->dev_no << PARTITION_SHIFT) & ~(u64)MINORMASK) {
--
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