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-rw-r--r--drivers/base/node.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/base/node.c b/drivers/base/node.c
index e59861f18ce5..8e3f25bb8f80 100644
--- a/drivers/base/node.c
+++ b/drivers/base/node.c
@@ -22,14 +22,15 @@ static struct sysdev_class node_class = {
static ssize_t node_read_cpumap(struct sys_device * dev, char * buf)
{
struct node *node_dev = to_node(dev);
- cpumask_t mask = node_to_cpumask(node_dev->sysdev.id);
+ node_to_cpumask_ptr(mask, node_dev->sysdev.id);
int len;
/* 2004/06/03: buf currently PAGE_SIZE, need > 1 char per 4 bits. */
BUILD_BUG_ON(MAX_NUMNODES/4 > PAGE_SIZE/2);
- len = cpumask_scnprintf(buf, PAGE_SIZE-1, mask);
- len += sprintf(buf + len, "\n");
+ len = cpumask_scnprintf(buf, PAGE_SIZE-2, *mask);
+ buf[len++] = '\n';
+ buf[len] = '\0';
return len;
}