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coresight: tmc: Delete an unnecessary check before the function call "kfree"

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The kfree() function tests whether its argument is NULL and then
returns immediately. Thus the test around the call is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Markus Elfring 2016-08-25 15:19:07 -06:00 committed by Greg Kroah-Hartman
parent 57a3668beb
commit 1d37ae5067
1 changed files with 1 additions and 1 deletions
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2
drivers/hwtracing/coresight/coresight-tmc-etf.c
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@ -168,7 +168,7 @@ static int tmc_enable_etf_sink_sysfs(struct coresight_device *csdev, u32 mode)
spin_unlock_irqrestore(&drvdata->spinlock, flags);
/* Free memory outside the spinlock if need be */
if (!used && buf)
if (!used)
kfree(buf);
if (!ret)