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authorDavid S. Miller <davem@davemloft.net>2010-03-22 20:05:26 -0700
committerDavid S. Miller <davem@davemloft.net>2010-03-22 20:05:26 -0700
commit91c030b4d6445ebe9fbddb86d584441f300df15c (patch)
treee8a48e3ad9e0448c690268175e555fa651983546 /drivers/base/node.c
parent7c3456fdb503071787f7f972de1069b9cacd16f0 (diff)
parentae6be51ed01d6c4aaf249a207b4434bc7785853b (diff)
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Diffstat (limited to 'drivers/base/node.c')
-rw-r--r--drivers/base/node.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/base/node.c b/drivers/base/node.c
index ad43185ec15..93b3ac65c2d 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));