Commit 12b15678 authored Jul 25, 2020 by AnilKumar Chimata Committed by Gerrit - the friendly Code Review server Feb 02, 2021

qseecom: Check error when allocating coherent buffer



Add check to verify whether memory is allocated properly or not
and return error if its failed to allocate coherent buffer.

Change-Id: I234a637d20228d047f6fc11d374b6f13f28fed03
Signed-off-by: Gaurav Kashyap <gaurkash@codeaurora.org>
Signed-off-by: AnilKumar Chimata <anilc@codeaurora.org>

parent 9c940837

drivers/misc/qseecom.c

+5 −0

Original line number	Diff line number	Diff line
		@@ -4355,6 +4355,11 @@ static int __qseecom_send_modfd_cmd(struct qseecom_dev_handle *data,
		/* Allocate kernel buffer for request and response*/
		ret = __qseecom_alloc_coherent_buf(req.cmd_req_len + req.resp_len,
		&va, &pa);
		if (ret) {
		pr_err("Failed to allocate coherent buf, ret %d\n", ret);
		return ret;
		}

		req.cmd_req_buf = va;
		send_cmd_req.cmd_req_buf = (void *)pa;