commit bf84937e882009075f57fd213836256fc65d96bc upstream
In etm4_enable_hw, fix for() loop range to represent address comparator pairs.
Fixes: 2e1cdfe184b5 ("coresight-etm4x: Adding CoreSight ETM4x driver") Cc: stable@vger.kernel.org # 4.14.x Signed-off-by: Steve Clevenger scclevenger@os.amperecomputing.com Reviewed-by: James Clark james.clark@arm.com Signed-off-by: Suzuki K Poulose suzuki.poulose@arm.com Link: https://lore.kernel.org/r/4a4ee61ce8ef402615a4528b21a051de3444fb7b.167754007... --- drivers/hwtracing/coresight/coresight-etm4x.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/hwtracing/coresight/coresight-etm4x.c b/drivers/hwtracing/coresight/coresight-etm4x.c index fb392688281b..7a82f51568d0 100644 --- a/drivers/hwtracing/coresight/coresight-etm4x.c +++ b/drivers/hwtracing/coresight/coresight-etm4x.c @@ -150,7 +150,7 @@ static void etm4_enable_hw(void *info) writel_relaxed(config->ss_pe_cmp[i], drvdata->base + TRCSSPCICRn(i)); } - for (i = 0; i < drvdata->nr_addr_cmp; i++) { + for (i = 0; i < drvdata->nr_addr_cmp * 2; i++) { writeq_relaxed(config->addr_val[i], drvdata->base + TRCACVRn(i)); writeq_relaxed(config->addr_acc[i],