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fix(intel): fix ddr address range checker 

This patch fix address range checker to make sure that it does not
errors out on NULL address with size 0. Non-secure software will send
this NULL address if the SMC call doesn't need to pass any address buffer.

Signed-off-by: Abdul Halim, Muhammad Hadi Asyrafi <muhammad.hadi.asyrafi.abdul.halim@intel.com>
Change-Id: I7e492c562a311ba989570c4ed465f845333ec865
This commit is contained in:
Abdul Halim, Muhammad Hadi Asyrafi 2020-07-03 13:22:09 +08:00 committed by Sieu Mun Tang
parent e564137dbd
commit 12d71ac662
1 changed files with 4 additions and 1 deletions
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5
plat/intel/soc/common/socfpga_sip_svc.c
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2019-2020, ARM Limited and Contributors. All rights reserved.
* Copyright (c) 2019-2022, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
@ -234,6 +234,9 @@ static bool is_fpga_config_buffer_full(void)
bool is_address_in_ddr_range(uint64_t addr, uint64_t size)
{
if (!addr && !size) {
return true;
}
if (size > (UINT64_MAX - addr))
return false;
if (addr < BL31_LIMIT)