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drm/amd/display: Use 2-factor allocator calls

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As already done treewide, switch from open-coded multiplication to
2-factor allocation helper.

Signed-off-by: Kees Cook <keescook@chromium.org>
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Kees Cook 2018-07-04 10:27:30 -07:00 committed by Alex Deucher
parent 25177e7f94
commit 4c1ac53eb8
1 changed files with 4 additions and 4 deletions
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8
drivers/gpu/drm/amd/display/modules/color/color_gamma.c
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@ -1723,8 +1723,8 @@ bool mod_color_calculate_curve(enum dc_transfer_func_predefined trans,
kvfree(rgb_regamma); kvfree(rgb_regamma);
} else if (trans == TRANSFER_FUNCTION_HLG || } else if (trans == TRANSFER_FUNCTION_HLG ||
trans == TRANSFER_FUNCTION_HLG12) { trans == TRANSFER_FUNCTION_HLG12) {
rgb_regamma = kvzalloc(sizeof(*rgb_regamma) * rgb_regamma = kvcalloc(MAX_HW_POINTS + _EXTRA_POINTS,
(MAX_HW_POINTS + _EXTRA_POINTS), sizeof(*rgb_regamma),
GFP_KERNEL); GFP_KERNEL);
if (!rgb_regamma) if (!rgb_regamma)
goto rgb_regamma_alloc_fail; goto rgb_regamma_alloc_fail;
@ -1802,8 +1802,8 @@ bool mod_color_calculate_degamma_curve(enum dc_transfer_func_predefined trans,
kvfree(rgb_degamma); kvfree(rgb_degamma);
} else if (trans == TRANSFER_FUNCTION_HLG || } else if (trans == TRANSFER_FUNCTION_HLG ||
trans == TRANSFER_FUNCTION_HLG12) { trans == TRANSFER_FUNCTION_HLG12) {
rgb_degamma = kvzalloc(sizeof(*rgb_degamma) * rgb_degamma = kvcalloc(MAX_HW_POINTS + _EXTRA_POINTS,
(MAX_HW_POINTS + _EXTRA_POINTS), sizeof(*rgb_degamma),
GFP_KERNEL); GFP_KERNEL);
if (!rgb_degamma) if (!rgb_degamma)
goto rgb_degamma_alloc_fail; goto rgb_degamma_alloc_fail;