From: Wei Yongjun Date: Mon, 18 Nov 2019 18:52:07 +0000 (-0700) Subject: coresight: replicator: Fix missing spin_lock_init() X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=9a5d847c0bdadb67892b7d176a028578aaed0c3a;p=linux.git coresight: replicator: Fix missing spin_lock_init() The driver allocates the spinlock but not initialize it. Use spin_lock_init() on it to initialize it correctly. This is detected by Coccinelle semantic patch. Signed-off-by: Wei Yongjun Tested-by: Yabin Cui Signed-off-by: Mathieu Poirier Link: https://lore.kernel.org/r/20191118185207.30441-3-mathieu.poirier@linaro.org Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/hwtracing/coresight/coresight-replicator.c b/drivers/hwtracing/coresight/coresight-replicator.c index 43304196a1a69..e7dc1c31d20d4 100644 --- a/drivers/hwtracing/coresight/coresight-replicator.c +++ b/drivers/hwtracing/coresight/coresight-replicator.c @@ -248,6 +248,7 @@ static int replicator_probe(struct device *dev, struct resource *res) } dev->platform_data = pdata; + spin_lock_init(&drvdata->spinlock); desc.type = CORESIGHT_DEV_TYPE_LINK; desc.subtype.link_subtype = CORESIGHT_DEV_SUBTYPE_LINK_SPLIT; desc.ops = &replicator_cs_ops;