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-rw-r--r--kernel/cpuset.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/kernel/cpuset.c b/kernel/cpuset.c
index 4ef1d29297c..0a6b4d89f9a 100644
--- a/kernel/cpuset.c
+++ b/kernel/cpuset.c
@@ -1280,7 +1280,8 @@ typedef enum {
FILE_TASKLIST,
} cpuset_filetype_t;
-static ssize_t cpuset_common_file_write(struct file *file, const char __user *userbuf,
+static ssize_t cpuset_common_file_write(struct file *file,
+ const char __user *userbuf,
size_t nbytes, loff_t *unused_ppos)
{
struct cpuset *cs = __d_cs(file->f_dentry->d_parent);
@@ -1291,7 +1292,7 @@ static ssize_t cpuset_common_file_write(struct file *file, const char __user *us
int retval = 0;
/* Crude upper limit on largest legitimate cpulist user might write. */
- if (nbytes > 100 + 6 * NR_CPUS)
+ if (nbytes > 100 + 6 * max(NR_CPUS, MAX_NUMNODES))
return -E2BIG;
/* +1 for nul-terminator */