linux-kernel - [PATCH] xenbus: fix error exit in xenbus

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Message-Id: <20230822091138.4765-1-jgross@suse.com>
Date:   Tue, 22 Aug 2023 11:11:38 +0200
From:   Juergen Gross <jgross@...e.com>
To:     linux-kernel@...r.kernel.org
Cc:     Juergen Gross <jgross@...e.com>,
        Stefano Stabellini <sstabellini@...nel.org>,
        Oleksandr Tyshchenko <oleksandr_tyshchenko@...m.com>,
        xen-devel@...ts.xenproject.org, kernel test robot <lkp@...el.com>,
        Dan Carpenter <error27@...il.com>
Subject: [PATCH] xenbus: fix error exit in xenbus_init()

In case an error occurs in xenbus_init(), xen_store_domain_type should
be set to XS_UNKNOWN.

Fix one instance where this action is missing.

Fixes: 5b3353949e89 ("xen: add support for initializing xenstore later as HVM domain")
Reported-by: kernel test robot <lkp@...el.com>
Reported-by: Dan Carpenter <error27@...il.com>
Link: https://lore.kernel.org/r/202304200845.w7m4kXZr-lkp@intel.com/
Signed-off-by: Juergen Gross <jgross@...e.com>
---
 drivers/xen/xenbus/xenbus_probe.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/xen/xenbus/xenbus_probe.c b/drivers/xen/xenbus/xenbus_probe.c
index 639bf628389b..3205e5d724c8 100644
--- a/drivers/xen/xenbus/xenbus_probe.c
+++ b/drivers/xen/xenbus/xenbus_probe.c
@@ -1025,7 +1025,7 @@ static int __init xenbus_init(void)
 			if (err < 0) {
 				pr_err("xenstore_late_init couldn't bind irq err=%d\n",
 				       err);
-				return err;
+				goto out_error;
 			}
 
 			xs_init_irq = err;
-- 
2.35.3