configfs: use capped length for ->store_attribute()

[karo-tx-linux.git] / fs / configfs / file.c

diff --git a/fs/configfs/file.c b/fs/configfs/file.c
index 2b6cb23dd14e99a4165af595a1f6670e002d8d3b..1d1c41f1014d9039c0a3ec217d6c6e53856760b1 100644 (file)
--- a/fs/configfs/file.c
+++ b/fs/configfs/file.c
@@ -203,7 +203,7 @@ configfs_write_file(struct file *file, const char __user *buf, size_t count, lof
        mutex_lock(&buffer->mutex);
        len = fill_write_buffer(buffer, buf, count);
        if (len > 0)
-               len = flush_write_buffer(file->f_path.dentry, buffer, count);
+               len = flush_write_buffer(file->f_path.dentry, buffer, len);
        if (len > 0)
                *ppos += len;
        mutex_unlock(&buffer->mutex);