diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-03-19 13:39:42 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-03-19 13:39:42 -0700 |
| commit | 2eb645e7b5662da47646f76b41b4141f2c9bf13a (patch) | |
| tree | b5b99f8111a72a81d085cc3e3acca706de43062e /drivers/base/node.c | |
| parent | 8fdb7e9f612b7c6ba6c3ba460c14263b5ce90f79 (diff) | |
| parent | 12ee3c0a0ac42bed0939420468fd35f5cdceae4f (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core-2.6:
driver core: numa: fix BUILD_BUG_ON for node_read_distance
driver-core: document ERR_PTR() return values
kobject: documentation: Update to refer to kset-example.c.
sysdev: the cpu probe/release attributes should be sysdev_class_attributes
kobject: documentation: Fix erroneous example in kobject doc.
driver-core: fix missing kernel-doc in firmware_class
Driver core: Early platform kernel-doc update
sysfs: fix sysfs lockdep warning in mlx4 code
sysfs: fix sysfs lockdep warning in infiniband code
sysfs: fix sysfs lockdep warning in ipmi code
sysfs: Initialised pci bus legacy_mem field before use
sysfs: use sysfs_bin_attr_init in firmware class driver
Diffstat (limited to 'drivers/base/node.c')
| -rw-r--r-- | drivers/base/node.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/base/node.c b/drivers/base/node.c index ad43185ec15a..93b3ac65c2d4 100644 --- a/drivers/base/node.c +++ b/drivers/base/node.c @@ -165,8 +165,11 @@ static ssize_t node_read_distance(struct sys_device * dev, int len = 0; int i; - /* buf currently PAGE_SIZE, need ~4 chars per node */ - BUILD_BUG_ON(MAX_NUMNODES*4 > PAGE_SIZE/2); + /* + * buf is currently PAGE_SIZE in length and each node needs 4 chars + * at the most (distance + space or newline). + */ + BUILD_BUG_ON(MAX_NUMNODES * 4 > PAGE_SIZE); for_each_online_node(i) len += sprintf(buf + len, "%s%d", i ? " " : "", node_distance(nid, i)); |