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authorMathieu Poirier2016-02-02 22:13:58 +0100
committerGreg Kroah-Hartman2016-02-08 07:11:10 +0100
commitf2dfab3568fc32afeac8b698481e80e7ab2dc658 (patch)
treea110852eae4e9221a55eb91506d0f7d96ef90626 /drivers/hwtracing/coresight
parentcoresight: coresight_unregister() function cleanup (diff)
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coresight: release reference taken by 'bus_find_device()'
The reference count taken by function bus_find_device() needs to be released if a child device is found, something this patch is adding. Reported-by: Rabin Vincent <rabin@rab.in> Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/hwtracing/coresight')
-rw-r--r--drivers/hwtracing/coresight/coresight.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/hwtracing/coresight/coresight.c b/drivers/hwtracing/coresight/coresight.c
index 8872db4410eb..a35ca54a76c9 100644
--- a/drivers/hwtracing/coresight/coresight.c
+++ b/drivers/hwtracing/coresight/coresight.c
@@ -570,6 +570,8 @@ static void coresight_fixup_device_conns(struct coresight_device *csdev)
if (dev) {
conn->child_dev = to_coresight_device(dev);
+ /* and put reference from 'bus_find_device()' */
+ put_device(dev);
} else {
csdev->orphan = true;
conn->child_dev = NULL;