Messages in this thread Patch in this message | | | From | Greg Kroah-Hartman <> | Subject | [PATCH 5.10 526/593] coresight: core: Fix use of uninitialized pointer | Date | Mon, 12 Jul 2021 08:11:26 +0200 |
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From: Junhao He <hejunhao2@hisilicon.com>
[ Upstream commit d777a8991847729ec4e2a13fcad58c2b00bb19dc ]
Currently the pointer "sink" might be checked before initialized. Fix this by initializing this pointer.
Link: https://lore.kernel.org/r/1620912469-52222-2-git-send-email-liuqi115@huawei.com Fixes: 6d578258b955 ("coresight: Make sysfs functional on topologies with per core sink") Signed-off-by: Junhao He <hejunhao2@hisilicon.com> Signed-off-by: Qi Liu <liuqi115@huawei.com> Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com> Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org> Link: https://lore.kernel.org/r/20210614175901.532683-3-mathieu.poirier@linaro.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/hwtracing/coresight/coresight-core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/hwtracing/coresight/coresight-core.c b/drivers/hwtracing/coresight/coresight-core.c index cc9e8025c533..b2088d2d386a 100644 --- a/drivers/hwtracing/coresight/coresight-core.c +++ b/drivers/hwtracing/coresight/coresight-core.c @@ -581,7 +581,7 @@ static struct coresight_device * coresight_find_enabled_sink(struct coresight_device *csdev) { int i; - struct coresight_device *sink; + struct coresight_device *sink = NULL; if ((csdev->type == CORESIGHT_DEV_TYPE_SINK || csdev->type == CORESIGHT_DEV_TYPE_LINKSINK) && -- 2.30.2
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