diff options
Diffstat (limited to 'drivers/memstick/core/mspro_block.c')
| -rw-r--r-- | drivers/memstick/core/mspro_block.c | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/drivers/memstick/core/mspro_block.c b/drivers/memstick/core/mspro_block.c index 8327e248520a..d3f1a087eced 100644 --- a/drivers/memstick/core/mspro_block.c +++ b/drivers/memstick/core/mspro_block.c @@ -18,6 +18,7 @@ #include <linux/kthread.h> #include <linux/delay.h> #include <linux/slab.h> +#include <linux/smp_lock.h> #include <linux/memstick.h> #define DRIVER_NAME "mspro_block" @@ -179,6 +180,7 @@ static int mspro_block_bd_open(struct block_device *bdev, fmode_t mode) struct mspro_block_data *msb = disk->private_data; int rc = -ENXIO; + lock_kernel(); mutex_lock(&mspro_block_disk_lock); if (msb && msb->card) { @@ -190,6 +192,7 @@ static int mspro_block_bd_open(struct block_device *bdev, fmode_t mode) } mutex_unlock(&mspro_block_disk_lock); + unlock_kernel(); return rc; } @@ -221,7 +224,11 @@ static int mspro_block_disk_release(struct gendisk *disk) static int mspro_block_bd_release(struct gendisk *disk, fmode_t mode) { - return mspro_block_disk_release(disk); + int ret; + lock_kernel(); + ret = mspro_block_disk_release(disk); + unlock_kernel(); + return ret; } static int mspro_block_bd_getgeo(struct block_device *bdev, @@ -805,7 +812,8 @@ static void mspro_block_start(struct memstick_dev *card) static int mspro_block_prepare_req(struct request_queue *q, struct request *req) { - if (!blk_fs_request(req) && !blk_pc_request(req)) { + if (req->cmd_type != REQ_TYPE_FS && + req->cmd_type != REQ_TYPE_BLOCK_PC) { blk_dump_rq_flags(req, "MSPro unsupported request"); return BLKPREP_KILL; } @@ -1040,6 +1048,7 @@ static int mspro_block_read_attributes(struct memstick_dev *card) snprintf(s_attr->name, sizeof(s_attr->name), "attr_x%02x", attr->entries[cnt].id); + sysfs_attr_init(&s_attr->dev_attr.attr); s_attr->dev_attr.attr.name = s_attr->name; s_attr->dev_attr.attr.mode = S_IRUGO; s_attr->dev_attr.show = mspro_block_attr_show(s_attr->id); @@ -1330,13 +1339,14 @@ static void mspro_block_remove(struct memstick_dev *card) struct mspro_block_data *msb = memstick_get_drvdata(card); unsigned long flags; - del_gendisk(msb->disk); - dev_dbg(&card->dev, "mspro block remove\n"); spin_lock_irqsave(&msb->q_lock, flags); msb->eject = 1; blk_start_queue(msb->queue); spin_unlock_irqrestore(&msb->q_lock, flags); + del_gendisk(msb->disk); + dev_dbg(&card->dev, "mspro block remove\n"); + blk_cleanup_queue(msb->queue); msb->queue = NULL; |