diff options
Diffstat (limited to 'drivers/scsi/scsi_sysfs.c')
-rw-r--r-- | drivers/scsi/scsi_sysfs.c | 63 |
1 files changed, 27 insertions, 36 deletions
diff --git a/drivers/scsi/scsi_sysfs.c b/drivers/scsi/scsi_sysfs.c index 5c7eb63a19d1..392d8db33905 100644 --- a/drivers/scsi/scsi_sysfs.c +++ b/drivers/scsi/scsi_sysfs.c | |||
@@ -854,82 +854,73 @@ int scsi_sysfs_add_sdev(struct scsi_device *sdev) | |||
854 | transport_configure_device(&starget->dev); | 854 | transport_configure_device(&starget->dev); |
855 | error = device_add(&sdev->sdev_gendev); | 855 | error = device_add(&sdev->sdev_gendev); |
856 | if (error) { | 856 | if (error) { |
857 | put_device(sdev->sdev_gendev.parent); | ||
858 | printk(KERN_INFO "error 1\n"); | 857 | printk(KERN_INFO "error 1\n"); |
859 | return error; | 858 | goto out_remove; |
860 | } | 859 | } |
861 | error = device_add(&sdev->sdev_dev); | 860 | error = device_add(&sdev->sdev_dev); |
862 | if (error) { | 861 | if (error) { |
863 | printk(KERN_INFO "error 2\n"); | 862 | printk(KERN_INFO "error 2\n"); |
864 | goto clean_device; | 863 | device_del(&sdev->sdev_gendev); |
864 | goto out_remove; | ||
865 | } | 865 | } |
866 | transport_add_device(&sdev->sdev_gendev); | ||
867 | sdev->is_visible = 1; | ||
866 | 868 | ||
867 | /* create queue files, which may be writable, depending on the host */ | 869 | /* create queue files, which may be writable, depending on the host */ |
868 | if (sdev->host->hostt->change_queue_depth) | 870 | if (sdev->host->hostt->change_queue_depth) |
869 | error = device_create_file(&sdev->sdev_gendev, &sdev_attr_queue_depth_rw); | 871 | error = device_create_file(&sdev->sdev_gendev, &sdev_attr_queue_depth_rw); |
870 | else | 872 | else |
871 | error = device_create_file(&sdev->sdev_gendev, &dev_attr_queue_depth); | 873 | error = device_create_file(&sdev->sdev_gendev, &dev_attr_queue_depth); |
872 | if (error) { | 874 | if (error) |
873 | __scsi_remove_device(sdev); | 875 | goto out_remove; |
874 | goto out; | 876 | |
875 | } | ||
876 | if (sdev->host->hostt->change_queue_type) | 877 | if (sdev->host->hostt->change_queue_type) |
877 | error = device_create_file(&sdev->sdev_gendev, &sdev_attr_queue_type_rw); | 878 | error = device_create_file(&sdev->sdev_gendev, &sdev_attr_queue_type_rw); |
878 | else | 879 | else |
879 | error = device_create_file(&sdev->sdev_gendev, &dev_attr_queue_type); | 880 | error = device_create_file(&sdev->sdev_gendev, &dev_attr_queue_type); |
880 | if (error) { | 881 | if (error) |
881 | __scsi_remove_device(sdev); | 882 | goto out_remove; |
882 | goto out; | ||
883 | } | ||
884 | 883 | ||
885 | error = bsg_register_queue(rq, &sdev->sdev_gendev, NULL, NULL); | 884 | error = bsg_register_queue(rq, &sdev->sdev_gendev, NULL, NULL); |
886 | 885 | ||
887 | if (error) | 886 | if (error) |
887 | /* we're treating error on bsg register as non-fatal, | ||
888 | * so pretend nothing went wrong */ | ||
888 | sdev_printk(KERN_INFO, sdev, | 889 | sdev_printk(KERN_INFO, sdev, |
889 | "Failed to register bsg queue, errno=%d\n", error); | 890 | "Failed to register bsg queue, errno=%d\n", error); |
890 | 891 | ||
891 | /* we're treating error on bsg register as non-fatal, so pretend | ||
892 | * nothing went wrong */ | ||
893 | error = 0; | ||
894 | |||
895 | /* add additional host specific attributes */ | 892 | /* add additional host specific attributes */ |
896 | if (sdev->host->hostt->sdev_attrs) { | 893 | if (sdev->host->hostt->sdev_attrs) { |
897 | for (i = 0; sdev->host->hostt->sdev_attrs[i]; i++) { | 894 | for (i = 0; sdev->host->hostt->sdev_attrs[i]; i++) { |
898 | error = device_create_file(&sdev->sdev_gendev, | 895 | error = device_create_file(&sdev->sdev_gendev, |
899 | sdev->host->hostt->sdev_attrs[i]); | 896 | sdev->host->hostt->sdev_attrs[i]); |
900 | if (error) { | 897 | if (error) |
901 | __scsi_remove_device(sdev); | 898 | goto out_remove; |
902 | goto out; | ||
903 | } | ||
904 | } | 899 | } |
905 | } | 900 | } |
906 | 901 | ||
907 | transport_add_device(&sdev->sdev_gendev); | 902 | return 0; |
908 | out: | ||
909 | return error; | ||
910 | |||
911 | clean_device: | ||
912 | scsi_device_set_state(sdev, SDEV_CANCEL); | ||
913 | |||
914 | device_del(&sdev->sdev_gendev); | ||
915 | transport_destroy_device(&sdev->sdev_gendev); | ||
916 | put_device(&sdev->sdev_dev); | ||
917 | put_device(&sdev->sdev_gendev); | ||
918 | 903 | ||
904 | out_remove: | ||
905 | __scsi_remove_device(sdev); | ||
919 | return error; | 906 | return error; |
907 | |||
920 | } | 908 | } |
921 | 909 | ||
922 | void __scsi_remove_device(struct scsi_device *sdev) | 910 | void __scsi_remove_device(struct scsi_device *sdev) |
923 | { | 911 | { |
924 | struct device *dev = &sdev->sdev_gendev; | 912 | struct device *dev = &sdev->sdev_gendev; |
925 | 913 | ||
926 | if (scsi_device_set_state(sdev, SDEV_CANCEL) != 0) | 914 | if (sdev->is_visible) { |
927 | return; | 915 | if (scsi_device_set_state(sdev, SDEV_CANCEL) != 0) |
916 | return; | ||
928 | 917 | ||
929 | bsg_unregister_queue(sdev->request_queue); | 918 | bsg_unregister_queue(sdev->request_queue); |
930 | device_unregister(&sdev->sdev_dev); | 919 | device_unregister(&sdev->sdev_dev); |
931 | transport_remove_device(dev); | 920 | transport_remove_device(dev); |
932 | device_del(dev); | 921 | device_del(dev); |
922 | } else | ||
923 | put_device(&sdev->sdev_dev); | ||
933 | scsi_device_set_state(sdev, SDEV_DEL); | 924 | scsi_device_set_state(sdev, SDEV_DEL); |
934 | if (sdev->host->hostt->slave_destroy) | 925 | if (sdev->host->hostt->slave_destroy) |
935 | sdev->host->hostt->slave_destroy(sdev); | 926 | sdev->host->hostt->slave_destroy(sdev); |