drm/radeon: fix array out of bounds

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

Signed-off-by: tom will <os@iscas.ac.cn>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
tom will 2016-05-15 21:58:11 -07:00 committed by Alex Deucher
parent e2ed8a132a
commit a8efd58815

View file

@ -2164,7 +2164,7 @@ static void kv_apply_state_adjust_rules(struct radeon_device *rdev,
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;