[PATCH OLK-6.6] scsi: sd: unregister device if device_add_disk() failed in sd_probe()
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hulk inclusion category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I8TPCX ---------------------------------------- "if device_add() succeeds, you should call device_del() when you want to get rid of it." In sd_probe(), device_add_disk() fails when device_add() has already succeeded, so change put_device() to device_unregister() to ensure device resources are released. Fixes: 2a7a891f4c40 ("scsi: sd: Add error handling support for add_disk()") Signed-off-by: Li Nan <linan122@huawei.com> --- drivers/scsi/sd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index 6effa13039f3..72a7e80b6401 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -3725,7 +3725,7 @@ static int sd_probe(struct device *dev) error = device_add_disk(dev, gd, NULL); if (error) { - put_device(&sdkp->disk_dev); + device_unregister(&sdkp->disk_dev); put_disk(gd); goto out; } -- 2.39.2
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