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msm: ipa3: Verify IPA client id before using it

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Verify IPA client ID is valid before using it to
access clients array for logging purposes. In case of
invalid id, do not access the array.

Change-Id: I7af6ee765a6d70d61721ac21b6a92ed53469b05a
CRs-fixed: 2051257
Signed-off-by: Ghanim Fodi <gfodi@codeaurora.org>
This commit is contained in:
Ghanim Fodi 2017-07-09 13:24:17 +03:00
parent 5c8cebfbe5
commit bb1606be49
1 changed files with 3 additions and 2 deletions
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5
drivers/platform/msm/ipa/ipa_common_i.h
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@ -1,4 +1,4 @@
/* Copyright (c) 2012-2016, The Linux Foundation. All rights reserved.
/* Copyright (c) 2012-2017, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
@ -26,7 +26,8 @@
log_info.file = __FILENAME__; \
log_info.line = __LINE__; \
log_info.type = EP; \
log_info.id_string = ipa_clients_strings[client]
log_info.id_string = (client < 0 || client >= IPA_CLIENT_MAX) \
? "Invalid Client" : ipa_clients_strings[client]
#define IPA_ACTIVE_CLIENTS_PREP_SIMPLE(log_info) \
log_info.file = __FILENAME__; \