diff options
Diffstat (limited to 'drivers/scsi/sd.c')
| -rw-r--r-- | drivers/scsi/sd.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index 633ac32b25c..01680c7c850 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -795,6 +795,7 @@ static int sd_open(struct block_device *bdev, fmode_t mode) SCSI_LOG_HLQUEUE(3, sd_printk(KERN_INFO, sdkp, "sd_open\n")); + lock_kernel(); sdev = sdkp->device; /* @@ -838,10 +839,12 @@ static int sd_open(struct block_device *bdev, fmode_t mode) scsi_set_medium_removal(sdev, SCSI_REMOVAL_PREVENT); } + unlock_kernel(); return 0; error_out: scsi_disk_put(sdkp); + unlock_kernel(); return retval; } @@ -863,6 +866,7 @@ static int sd_release(struct gendisk *disk, fmode_t mode) SCSI_LOG_HLQUEUE(3, sd_printk(KERN_INFO, sdkp, "sd_release\n")); + lock_kernel(); if (!--sdkp->openers && sdev->removable) { if (scsi_block_when_processing_errors(sdev)) scsi_set_medium_removal(sdev, SCSI_REMOVAL_ALLOW); @@ -873,6 +877,7 @@ static int sd_release(struct gendisk *disk, fmode_t mode) * XXX is followed by a "rmmod sd_mod"? */ scsi_disk_put(sdkp); + unlock_kernel(); return 0; } |