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Commit c7ff6529 authored by qctecmdr's avatar qctecmdr Committed by Gerrit - the friendly Code Review server
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Merge "coresight-etm4x: Add size check before using Array 'addr_type'"

parents 98f00ec1 ceb2271a

drivers/hwtracing/coresight/coresight-etm4x-sysfs.c

+9 −0
Original line number Diff line number Diff line
@@ -27,6 +27,9 @@ static int etm4_set_mode_exclude(struct etmv4_drvdata *drvdata, bool exclude) 


	idx = config->addr_idx;



	if (idx >= ETM_MAX_SINGLE_ADDR_CMP)

		return -EINVAL;



	/*

	 * TRCACATRn.TYPE bit[1:0]: type of comparison

	 * the trace unit performs
@@ -955,6 +958,9 @@ static ssize_t addr_range_show(struct device *dev, 


	spin_lock(&drvdata->spinlock);

	idx = config->addr_idx;



	if (idx >= ETM_MAX_SINGLE_ADDR_CMP)

		return -EINVAL;

	if (idx % 2 != 0) {

		spin_unlock(&drvdata->spinlock);

		return -EPERM;
@@ -990,6 +996,9 @@ static ssize_t addr_range_store(struct device *dev, 


	spin_lock(&drvdata->spinlock);

	idx = config->addr_idx;



	if (idx >= ETM_MAX_SINGLE_ADDR_CMP)

		return -EINVAL;

	if (idx % 2 != 0) {

		spin_unlock(&drvdata->spinlock);

		return -EPERM;