Commit 9def5dc1 authored by Wei Yongjun's avatar Wei Yongjun Committed by Greg Kroah-Hartman

coresight: funnel: 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: default avatarWei Yongjun <weiyongjun1@huawei.com>
Tested-by: default avatarYabin Cui <yabinc@google.com>
Signed-off-by: default avatarMathieu Poirier <mathieu.poirier@linaro.org>
Link: https://lore.kernel.org/r/20191118185207.30441-2-mathieu.poirier@linaro.orgSigned-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 7a7ebfa8
...@@ -253,6 +253,7 @@ static int funnel_probe(struct device *dev, struct resource *res) ...@@ -253,6 +253,7 @@ static int funnel_probe(struct device *dev, struct resource *res)
} }
dev->platform_data = pdata; dev->platform_data = pdata;
spin_lock_init(&drvdata->spinlock);
desc.type = CORESIGHT_DEV_TYPE_LINK; desc.type = CORESIGHT_DEV_TYPE_LINK;
desc.subtype.link_subtype = CORESIGHT_DEV_SUBTYPE_LINK_MERG; desc.subtype.link_subtype = CORESIGHT_DEV_SUBTYPE_LINK_MERG;
desc.ops = &funnel_cs_ops; desc.ops = &funnel_cs_ops;
......
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