diff options
Diffstat (limited to 'block/ioctl.c')
| -rw-r--r-- | block/ioctl.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/block/ioctl.c b/block/ioctl.c index d8052f0dabd3..3d866d0037f2 100644 --- a/block/ioctl.c +++ b/block/ioctl.c @@ -62,7 +62,7 @@ static int blkpg_ioctl(struct block_device *bdev, struct blkpg_ioctl_arg __user /* all seems OK */ part = add_partition(disk, partno, start, length, - ADDPART_FLAG_NONE); + ADDPART_FLAG_NONE, NULL); mutex_unlock(&bdev->bd_mutex); return IS_ERR(part) ? PTR_ERR(part) : 0; case BLKPG_DEL_PARTITION: @@ -116,7 +116,7 @@ static int blkdev_reread_part(struct block_device *bdev) static int blk_ioctl_discard(struct block_device *bdev, uint64_t start, uint64_t len, int secure) { - unsigned long flags = BLKDEV_IFL_WAIT; + unsigned long flags = 0; if (start & 511) return -EINVAL; @@ -125,10 +125,10 @@ static int blk_ioctl_discard(struct block_device *bdev, uint64_t start, start >>= 9; len >>= 9; - if (start + len > (bdev->bd_inode->i_size >> 9)) + if (start + len > (i_size_read(bdev->bd_inode) >> 9)) return -EINVAL; if (secure) - flags |= BLKDEV_IFL_SECURE; + flags |= BLKDEV_DISCARD_SECURE; return blkdev_issue_discard(bdev, start, len, GFP_KERNEL, flags); } @@ -242,6 +242,7 @@ int blkdev_ioctl(struct block_device *bdev, fmode_t mode, unsigned cmd, * We need to set the startsect first, the driver may * want to override it. */ + memset(&geo, 0, sizeof(geo)); geo.start = get_start_sect(bdev); ret = disk->fops->getgeo(bdev, &geo); if (ret) @@ -307,12 +308,12 @@ int blkdev_ioctl(struct block_device *bdev, fmode_t mode, unsigned cmd, ret = blkdev_reread_part(bdev); break; case BLKGETSIZE: - size = bdev->bd_inode->i_size; + size = i_size_read(bdev->bd_inode); if ((size >> 9) > ~0UL) return -EFBIG; return put_ulong(arg, size >> 9); case BLKGETSIZE64: - return put_u64(arg, bdev->bd_inode->i_size); + return put_u64(arg, i_size_read(bdev->bd_inode)); case BLKTRACESTART: case BLKTRACESTOP: case BLKTRACESETUP: |