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[SCSI] sr: fix error handling in module_init 

Sweep registered blkdev when scsi_register_driver has failed.

Cc: Jens Axboe <jens.axboe@oracle.com>
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
This commit is contained in:
Akinobu Mita 2007-06-26 00:39:33 +09:00 committed by James Bottomley
parent a57850379e
commit da3962fe63
1 changed files with 5 additions and 1 deletions
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6
drivers/scsi/sr.c
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@ -885,7 +885,11 @@ static int __init init_sr(void)
rc = register_blkdev(SCSI_CDROM_MAJOR, "sr"); rc = register_blkdev(SCSI_CDROM_MAJOR, "sr");
if (rc) if (rc)
return rc; return rc;
return scsi_register_driver(&sr_template.gendrv); rc = scsi_register_driver(&sr_template.gendrv);
if (rc)
unregister_blkdev(SCSI_CDROM_MAJOR, "sr");
return rc;
} }
static void __exit exit_sr(void) static void __exit exit_sr(void)