Merge "qcdev: Check the digest length during the SHA operations" (87c57c27) · Commits · e / devices / android_kernel_xiaomi_markw

drivers/crypto/msm/qcedev.c

+12 −0

Original line number	Diff line number	Diff line
		@@ -1741,6 +1741,12 @@ long qcedev_ioctl(struct file *file, unsigned cmd, unsigned long arg)
		mutex_unlock(&hash_access_lock);
		return err;
		}
		if (handle->sha_ctxt.diglen > QCEDEV_MAX_SHA_DIGEST) {
		pr_err("Invalid sha_ctxt.diglen %d\n",
		handle->sha_ctxt.diglen);
		mutex_unlock(&hash_access_lock);
		return -EINVAL;
		}
		qcedev_areq.sha_op_req.diglen = handle->sha_ctxt.diglen;
		memcpy(&qcedev_areq.sha_op_req.digest[0],
		&handle->sha_ctxt.digest[0],
		@@ -1777,6 +1783,12 @@ long qcedev_ioctl(struct file *file, unsigned cmd, unsigned long arg)
		mutex_unlock(&hash_access_lock);
		return err;
		}
		if (handle->sha_ctxt.diglen > QCEDEV_MAX_SHA_DIGEST) {
		pr_err("Invalid sha_ctxt.diglen %d\n",
		handle->sha_ctxt.diglen);
		mutex_unlock(&hash_access_lock);
		return -EINVAL;
		}
		qcedev_areq.sha_op_req.diglen = handle->sha_ctxt.diglen;
		memcpy(&qcedev_areq.sha_op_req.digest[0],
		&handle->sha_ctxt.digest[0],