[SCSI] sg: handle class_device_create failure properly
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> Acked-by: Douglas Gilbert <dougg@torque.net> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
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a24484f281
Коммит
d07e03610c
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@ -1434,11 +1434,14 @@ sg_add(struct class_device *cl_dev, struct class_interface *cl_intf)
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MKDEV(SCSI_GENERIC_MAJOR, sdp->index),
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cl_dev->dev, "%s",
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disk->disk_name);
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if (IS_ERR(sg_class_member))
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printk(KERN_WARNING "sg_add: "
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"class_device_create failed\n");
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if (IS_ERR(sg_class_member)) {
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printk(KERN_ERR "sg_add: "
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"class_device_create failed\n");
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error = PTR_ERR(sg_class_member);
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goto cdev_add_err;
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}
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class_set_devdata(sg_class_member, sdp);
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error = sysfs_create_link(&scsidp->sdev_gendev.kobj,
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error = sysfs_create_link(&scsidp->sdev_gendev.kobj,
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&sg_class_member->kobj, "generic");
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if (error)
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printk(KERN_ERR "sg_add: unable to make symlink "
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