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https://github.com/Divested-Mobile/DivestOS-Build.git
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53 lines
2.1 KiB
Diff
53 lines
2.1 KiB
Diff
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From 320970d3da9b091e96746424c44649a91852a846 Mon Sep 17 00:00:00 2001
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From: Swetha Chikkaboraiah <schikk@codeaurora.org>
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Date: Wed, 2 Nov 2016 16:49:41 +0530
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Subject: qcom: scm: remove printing input arguments
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scm_call2 is printing the input arguments if TZ ret value is < 0
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leading to information leak. Remove printing input arguments.
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Change-Id: I21dd6d83fa979aed2c79ebb2c9c8de63a247dded
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CRs-Fixed: 1076407
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Signed-off-by: Swetha Chikkaboraiah <schikk@codeaurora.org>
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---
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drivers/soc/qcom/scm.c | 12 +++---------
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1 file changed, 3 insertions(+), 9 deletions(-)
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diff --git a/drivers/soc/qcom/scm.c b/drivers/soc/qcom/scm.c
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index 795f33d..d057328 100644
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--- a/drivers/soc/qcom/scm.c
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+++ b/drivers/soc/qcom/scm.c
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@@ -1,4 +1,4 @@
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-/* Copyright (c) 2010-2015, The Linux Foundation. All rights reserved.
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+/* Copyright (c) 2010-2016, The Linux Foundation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 and
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@@ -644,10 +644,6 @@ int scm_call2(u32 fn_id, struct scm_desc *desc)
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desc->ret[0] = desc->ret[1] = desc->ret[2] = 0;
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- pr_debug("scm_call: func id %#llx, args: %#x, %#llx, %#llx, %#llx, %#llx\n",
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- x0, desc->arginfo, desc->args[0], desc->args[1],
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- desc->args[2], desc->x5);
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-
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if (scm_version == SCM_ARMV8_64)
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ret = __scm_call_armv8_64(x0, desc->arginfo,
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desc->args[0], desc->args[1],
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@@ -667,10 +663,8 @@ int scm_call2(u32 fn_id, struct scm_desc *desc)
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} while (ret == SCM_V2_EBUSY && (retry_count++ < SCM_EBUSY_MAX_RETRY));
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if (ret < 0)
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- pr_err("scm_call failed: func id %#llx, arginfo: %#x, args: %#llx, %#llx, %#llx, %#llx, ret: %d, syscall returns: %#llx, %#llx, %#llx\n",
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- x0, desc->arginfo, desc->args[0], desc->args[1],
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- desc->args[2], desc->x5, ret, desc->ret[0],
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- desc->ret[1], desc->ret[2]);
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+ pr_err("scm_call failed: func id %#llx, ret: %d, syscall returns: %#llx, %#llx, %#llx\n",
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+ x0, ret, desc->ret[0], desc->ret[1], desc->ret[2]);
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if (arglen > N_REGISTER_ARGS)
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kfree(desc->extra_arg_buf);
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--
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cgit v1.1
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