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drm/amd/display: Fix access of wrong array element TF format conversion

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Found by smatch:
drivers/gpu/drm/amd/amdgpu/../display/dc/dce110/dce110_hw_sequencer.c:357
convert_to_custom_float() error: buffer overflow 'arr_points' 2 <= 2
drivers/gpu/drm/amd/amdgpu/../display/dc/dce110/dce110_hw_sequencer.c:358
convert_to_custom_float() warn: buffer overflow 'arr_points' 2 <= 2

Regression:
drm/amd/display: Remove extra arr_points element

Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Harry Wentland 2017-11-10 12:12:40 -05:00 committed by Alex Deucher
parent 77bb51eba9
commit 4d06ccd0af
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
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@ -354,8 +354,8 @@ static bool convert_to_custom_float(struct pwl_result_data *rgb_resulted,
return false;
}
if (!convert_to_custom_float_format(arr_points[2].slope, &fmt,
&arr_points[2].custom_float_slope)) {
if (!convert_to_custom_float_format(arr_points[1].slope, &fmt,
&arr_points[1].custom_float_slope)) {
BREAK_TO_DEBUGGER();
return false;
}