6.11-stable review patch. If anyone has any objections, please let me know.
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From: Tiwei Bie tiwei.btw@antgroup.com
[ Upstream commit df700802abcac3c7c4a4ced099aa42b9a144eea8 ]
Currently, the initialization of the disk pointer in the ubd structure is missing. It should be initialized with the allocated gendisk pointer in ubd_add().
Fixes: 32621ad7a7ea ("ubd: remove the ubd_gendisk array") Signed-off-by: Tiwei Bie tiwei.btw@antgroup.com Acked-By: Anton Ivanov anton.ivanov@cambridgegreys.com Link: https://patch.msgid.link/20241104163203.435515-2-tiwei.btw@antgroup.com Signed-off-by: Johannes Berg johannes.berg@intel.com Signed-off-by: Sasha Levin sashal@kernel.org --- arch/um/drivers/ubd_kern.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/arch/um/drivers/ubd_kern.c b/arch/um/drivers/ubd_kern.c index 119df76627002..2bfb17373244b 100644 --- a/arch/um/drivers/ubd_kern.c +++ b/arch/um/drivers/ubd_kern.c @@ -898,6 +898,8 @@ static int ubd_add(int n, char **error_out) if (err) goto out_cleanup_disk;
+ ubd_dev->disk = disk; + return 0;
out_cleanup_disk: