Commit 99e96ce5 authored by tom will's avatar tom will Committed by Greg Kroah-Hartman

drm/amdgpu: fix array out of bounds

commit 484f689f upstream.

When the initial value of i is greater than zero,
it may cause endless loop, resulting in array out
of bounds, fix it.

This is a port of the radeon fix to amdgpu.
Signed-off-by: default avatartom will <os@iscas.ac.cn>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Cc: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 10fc325c
......@@ -2258,7 +2258,7 @@ static void kv_apply_state_adjust_rules(struct amdgpu_device *adev,
if (pi->caps_stable_p_state) {
stable_p_state_sclk = (max_limits->sclk * 75) / 100;
for (i = table->count - 1; i >= 0; i++) {
for (i = table->count - 1; i >= 0; i--) {
if (stable_p_state_sclk >= table->entries[i].clk) {
stable_p_state_sclk = table->entries[i].clk;
break;
......
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