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sdm: Protect unbalanced ROI in dump 

Validate right roi before using them in when dumping
the frame information.

Bug: 73253473
Change-Id: Ifa75c83d33f3d76914b47c9c8168eb4061ac5f88
Acked-by: Gousemoodhin Nadaf <gnadaf@codeaurora.org>
This commit is contained in:
Arun Kumar K.R 2018-02-23 16:38:34 +05:30 committed by Adrian Salido
parent 3a26d0f124
commit 06b0836470
1 changed files with 6 additions and 4 deletions
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10
msm8998/sdm/libs/core/display_base.cpp
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@ -557,13 +557,15 @@ void DisplayBase::AppendDump(char *buffer, uint32_t length) {
for (uint32_t i = 0; i < layer_info.left_frame_roi.size(); i++) {
LayerRect &l_roi = layer_info.left_frame_roi.at(i);
LayerRect &r_roi = layer_info.right_frame_roi.at(i);
DumpImpl::AppendString(buffer, length, "\nROI%d(L T R B) : LEFT(%d %d %d %d)", i,
INT(l_roi.left), INT(l_roi.top), INT(l_roi.right), INT(l_roi.bottom));
if (IsValid(r_roi)) {
DumpImpl::AppendString(buffer, length, ", RIGHT(%d %d %d %d)", INT(r_roi.left),
INT(r_roi.top), INT(r_roi.right), INT(r_roi.bottom));
if (i < layer_info.right_frame_roi.size()) {
LayerRect &r_roi = layer_info.right_frame_roi.at(i);
if (IsValid(r_roi)) {
DumpImpl::AppendString(buffer, length, ", RIGHT(%d %d %d %d)", INT(r_roi.left),
INT(r_roi.top), INT(r_roi.right), INT(r_roi.bottom));
}
}
}