diff options
Diffstat (limited to 'block/genhd.c')
| -rw-r--r-- | block/genhd.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/block/genhd.c b/block/genhd.c index 2367087cdb7c..3380a1e73ea0 100644 --- a/block/genhd.c +++ b/block/genhd.c @@ -1357,6 +1357,13 @@ struct gendisk *alloc_disk_node(int minors, int node_id) struct gendisk *disk; struct disk_part_tbl *ptbl; + if (minors > DISK_MAX_PARTS) { + printk(KERN_ERR + "block: can't allocated more than %d partitions\n", + DISK_MAX_PARTS); + minors = DISK_MAX_PARTS; + } + disk = kzalloc_node(sizeof(struct gendisk), GFP_KERNEL, node_id); if (disk) { if (!init_part_stats(&disk->part0)) { |