1 files changed, 1 insertions, 8 deletions

diff --git a/arch/mips/mm/sc-debugfs.c b/arch/mips/mm/sc-debugfs.c
index 2e2132d3f5c7..2a116084216f 100644
--- a/arch/mips/mm/sc-debugfs.c
+++ b/arch/mips/mm/sc-debugfs.c
@@ -31,17 +31,10 @@ static ssize_t sc_prefetch_write(struct file *file,
                                  const char __user *user_buf,
                                  size_t count, loff_t *ppos)
 {
-        char buf[32];
-        ssize_t buf_size;
         bool enabled;
         int err;
 
-        buf_size = min(count, sizeof(buf) - 1);
-        if (copy_from_user(buf, user_buf, buf_size))
-                return -EFAULT;
-
-        buf[buf_size] = '\0';
-        err = strtobool(buf, &enabled);
+        err = kstrtobool_from_user(user_buf, count, &enabled);
         if (err)
                 return err;