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| author | Steven Whitehouse <swhiteho@redhat.com> | 2006-03-20 12:47:40 -0500 |
|---|---|---|
| committer | Steven Whitehouse <swhiteho@redhat.com> | 2006-03-20 12:47:40 -0500 |
| commit | 9a21247181d93fdf99255911845ecdb041d21583 (patch) | |
| tree | 6d69be36f8a2bd8c76bf02ead2f0121a511c0a92 /fs/partitions/ibm.c | |
| parent | c752666c17f870fa8ae9f16804dd457e9e6daaec (diff) | |
| parent | 7705a8792b0fc82fd7d4dd923724606bbfd9fb20 (diff) | |
| download | talos-obmc-linux-9a21247181d93fdf99255911845ecdb041d21583.tar.gz talos-obmc-linux-9a21247181d93fdf99255911845ecdb041d21583.zip | |
Merge branch 'master'
Diffstat (limited to 'fs/partitions/ibm.c')
| -rw-r--r-- | fs/partitions/ibm.c | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/fs/partitions/ibm.c b/fs/partitions/ibm.c index 78010ad60e47..1e4a93835fed 100644 --- a/fs/partitions/ibm.c +++ b/fs/partitions/ibm.c @@ -52,6 +52,7 @@ int ibm_partition(struct parsed_partitions *state, struct block_device *bdev) { int blocksize, offset, size; + loff_t i_size; dasd_information_t *info; struct hd_geometry *geo; char type[5] = {0,}; @@ -63,6 +64,13 @@ ibm_partition(struct parsed_partitions *state, struct block_device *bdev) unsigned char *data; Sector sect; + blocksize = bdev_hardsect_size(bdev); + if (blocksize <= 0) + return 0; + i_size = i_size_read(bdev->bd_inode); + if (i_size == 0) + return 0; + if ((info = kmalloc(sizeof(dasd_information_t), GFP_KERNEL)) == NULL) goto out_noinfo; if ((geo = kmalloc(sizeof(struct hd_geometry), GFP_KERNEL)) == NULL) @@ -73,9 +81,6 @@ ibm_partition(struct parsed_partitions *state, struct block_device *bdev) if (ioctl_by_bdev(bdev, BIODASDINFO, (unsigned long)info) != 0 || ioctl_by_bdev(bdev, HDIO_GETGEO, (unsigned long)geo) != 0) goto out_noioctl; - - if ((blocksize = bdev_hardsect_size(bdev)) <= 0) - goto out_badsect; /* * Get volume label, extract name and type. @@ -111,7 +116,7 @@ ibm_partition(struct parsed_partitions *state, struct block_device *bdev) } else { printk("CMS1/%8s:", name); offset = (info->label_block + 1); - size = bdev->bd_inode->i_size >> 9; + size = i_size >> 9; } put_partition(state, 1, offset*(blocksize >> 9), size-offset*(blocksize >> 9)); @@ -168,7 +173,7 @@ ibm_partition(struct parsed_partitions *state, struct block_device *bdev) else printk("(nonl)/%8s:", name); offset = (info->label_block + 1); - size = (bdev->bd_inode->i_size >> 9); + size = i_size >> 9; put_partition(state, 1, offset*(blocksize >> 9), size-offset*(blocksize >> 9)); } @@ -180,7 +185,6 @@ ibm_partition(struct parsed_partitions *state, struct block_device *bdev) return 1; out_readerr: -out_badsect: out_noioctl: kfree(label); out_nolab: |
