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coresight tmc etr: Fix uninitialised variable 

Variable 'paddr' can't be used if uninitialised but is nonetheless
confusing to some static checker.  As such simply initialise it to zero.

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Mathieu Poirier 2018-05-09 12:06:06 -06:00 committed by Greg Kroah-Hartman
parent 3606a1dcb4
commit 805c2c2cd0
1 changed files with 1 additions and 1 deletions
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2
drivers/hwtracing/coresight/coresight-tmc-etr.c
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@ -113,7 +113,7 @@ static int tmc_enable_etr_sink_sysfs(struct coresight_device *csdev)
bool used = false;
unsigned long flags;
void __iomem *vaddr = NULL;
dma_addr_t paddr;
dma_addr_t paddr = 0;
struct tmc_drvdata *drvdata = dev_get_drvdata(csdev->dev.parent);