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Diffstat (limited to 'kernel/trace/trace_osnoise.c')
-rw-r--r--kernel/trace/trace_osnoise.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/kernel/trace/trace_osnoise.c b/kernel/trace/trace_osnoise.c
index 337bc0eb5d71..dc734867f0fc 100644
--- a/kernel/trace/trace_osnoise.c
+++ b/kernel/trace/trace_osnoise.c
@@ -2325,12 +2325,13 @@ osnoise_cpus_write(struct file *filp, const char __user *ubuf, size_t count,
if (count < 1)
return 0;
- buf = kmalloc(count, GFP_KERNEL);
+ buf = kmalloc(count + 1, GFP_KERNEL);
if (!buf)
return -ENOMEM;
if (copy_from_user(buf, ubuf, count))
return -EFAULT;
+ buf[count] = '\0';
if (!zalloc_cpumask_var(&osnoise_cpumask_new, GFP_KERNEL))
return -ENOMEM;