diff --git a/block/as-iosched.c b/block/as-iosched.c index a78e160b59a3..fbe050124ec5 100644 --- a/block/as-iosched.c +++ b/block/as-iosched.c @@ -1,6 +1,4 @@ /* - * linux/drivers/block/as-iosched.c - * * Anticipatory & deadline i/o scheduler. * * Copyright (C) 2002 Jens Axboe diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c index 2b64f5852bfd..ee0bb41694b0 100644 --- a/block/cfq-iosched.c +++ b/block/cfq-iosched.c @@ -1,6 +1,4 @@ /* - * linux/drivers/block/cfq-iosched.c - * * CFQ, or complete fairness queueing, disk scheduler. * * Based on ideas from a previously unfinished io diff --git a/block/deadline-iosched.c b/block/deadline-iosched.c index 7929471d7df7..9cbec09e8415 100644 --- a/block/deadline-iosched.c +++ b/block/deadline-iosched.c @@ -1,6 +1,4 @@ /* - * linux/drivers/block/deadline-iosched.c - * * Deadline i/o scheduler. * * Copyright (C) 2002 Jens Axboe diff --git a/block/elevator.c b/block/elevator.c index e4c58827bb46..6c3fc8a10bf2 100644 --- a/block/elevator.c +++ b/block/elevator.c @@ -1,6 +1,4 @@ /* - * linux/drivers/block/elevator.c - * * Block device elevator/IO-scheduler. * * Copyright (C) 2000 Andrea Arcangeli SuSE diff --git a/block/ll_rw_blk.c b/block/ll_rw_blk.c index 5f52e30b43f8..99c9ca6d5992 100644 --- a/block/ll_rw_blk.c +++ b/block/ll_rw_blk.c @@ -1,6 +1,4 @@ /* - * linux/drivers/block/ll_rw_blk.c - * * Copyright (C) 1991, 1992 Linus Torvalds * Copyright (C) 1994, Karl Keyte: Added support for disk statistics * Elevator latency, (C) 2000 Andrea Arcangeli SuSE diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c index e239a6c29230..a9e33db46e68 100644 --- a/drivers/block/cciss.c +++ b/drivers/block/cciss.c @@ -1017,10 +1017,11 @@ static int cciss_ioctl(struct inode *inode, struct file *filep, status = -ENOMEM; goto cleanup1; } - if (ioc->Request.Type.Direction == XFER_WRITE && - copy_from_user(buff[sg_used], data_ptr, sz)) { + if (ioc->Request.Type.Direction == XFER_WRITE) { + if (copy_from_user(buff[sg_used], data_ptr, sz)) { status = -ENOMEM; - goto cleanup1; + goto cleanup1; + } } else { memset(buff[sg_used], 0, sz); } @@ -1138,8 +1139,15 @@ static int revalidate_allvol(ctlr_info_t *host) for(i=0; i< NWD; i++) { struct gendisk *disk = host->gendisk[i]; - if (disk->flags & GENHD_FL_UP) - del_gendisk(disk); + if (disk) { + request_queue_t *q = disk->queue; + + if (disk->flags & GENHD_FL_UP) + del_gendisk(disk); + if (q) + blk_cleanup_queue(q); + put_disk(disk); + } } /* @@ -1453,10 +1461,13 @@ static int deregister_disk(struct gendisk *disk, drive_info_struct *drv, * allows us to delete disk zero but keep the controller registered. */ if (h->gendisk[0] != disk){ - if (disk->flags & GENHD_FL_UP){ - blk_cleanup_queue(disk->queue); - del_gendisk(disk); - drv->queue = NULL; + if (disk) { + request_queue_t *q = disk->queue; + if (disk->flags & GENHD_FL_UP) + del_gendisk(disk); + if (q) + blk_cleanup_queue(q); + put_disk(disk); } } @@ -3225,9 +3236,14 @@ static void __devexit cciss_remove_one (struct pci_dev *pdev) /* remove it from the disk list */ for (j = 0; j < NWD; j++) { struct gendisk *disk = hba[i]->gendisk[j]; - if (disk->flags & GENHD_FL_UP) { - del_gendisk(disk); - blk_cleanup_queue(disk->queue); + if (disk) { + request_queue_t *q = disk->queue; + + if (disk->flags & GENHD_FL_UP) + del_gendisk(disk); + if (q) + blk_cleanup_queue(q); + put_disk(disk); } } diff --git a/include/linux/cciss_ioctl.h b/include/linux/cciss_ioctl.h index 424d5e622b43..6e27f42e3a57 100644 --- a/include/linux/cciss_ioctl.h +++ b/include/linux/cciss_ioctl.h @@ -10,8 +10,8 @@ typedef struct _cciss_pci_info_struct { unsigned char bus; - unsigned short domain; unsigned char dev_fn; + unsigned short domain; __u32 board_id; } cciss_pci_info_struct;