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msm: ipa3: fix pointer arithmetic to avoid out-of-bound

When offset gets added to base of the array, it returns
offset plus the number equal to size of the whole array.
So, correct it by passing the address of offset element
in the array.

Change-Id: I8a087ca277bdc476674c7221b5fc0920e6986570
Jagadeesh Ponduru 2 年之前
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757a544d71
共有 1 個文件被更改,包括 2 次插入2 次删除
  1. 2 2
      drivers/platform/msm/ipa/ipa_v3/ipa_utils.c

+ 2 - 2
drivers/platform/msm/ipa/ipa_v3/ipa_utils.c

@@ -10178,7 +10178,7 @@ void ipa3_counter_remove_hdl(int hdl)
 	offset = counter->hw_counter.start_id - 1;
 	if (offset >= 0 && (offset + counter->hw_counter.num_counters)
 		< IPA_FLT_RT_HW_COUNTER) {
-		memset(&ipa3_ctx->flt_rt_counters.used_hw + offset,
+		memset(&ipa3_ctx->flt_rt_counters.used_hw[offset],
 			   0, counter->hw_counter.num_counters * sizeof(bool));
 	} else {
 		IPAERR_RL("unexpected hdl %d\n", hdl);
@@ -10187,7 +10187,7 @@ void ipa3_counter_remove_hdl(int hdl)
 	offset = counter->sw_counter.start_id - 1 - IPA_FLT_RT_HW_COUNTER;
 	if (offset >= 0 && (offset + counter->sw_counter.num_counters)
 		< IPA_FLT_RT_SW_COUNTER) {
-		memset(&ipa3_ctx->flt_rt_counters.used_sw + offset,
+		memset(&ipa3_ctx->flt_rt_counters.used_sw[offset],
 		   0, counter->sw_counter.num_counters * sizeof(bool));
 	} else {
 		IPAERR_RL("unexpected hdl %d\n", hdl);