Commit 09493afb authored by Weili Qian's avatar Weili Qian Committed by Herbert Xu
Browse files

crypto: hisilicon/qm - replace 'sprintf' with 'scnprintf' 



Replace 'sprintf' with 'scnprintf' to avoid overrun.

Signed-off-by: default avatarWeili Qian <qianweili@huawei.com>
Reviewed-by: default avatarZhou Wang <wangzhou1@hisilicon.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent cd1aff98

drivers/crypto/hisilicon/qm.c

+2 −1
Original line number Diff line number Diff line
@@ -932,7 +932,8 @@ static ssize_t qm_debug_read(struct file *filp, char __user *buf, 
		return -EINVAL;

	}

	mutex_unlock(&file->lock);

	ret = sprintf(tbuf, "%u\n", val);



	ret = scnprintf(tbuf, QM_DBG_TMP_BUF_LEN, "%u\n", val);

	return simple_read_from_buffer(buf, count, pos, tbuf, ret);

}