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authorFederico Vaga <federico.vaga@gmail.com>2013-04-15 11:18:11 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-05-21 09:29:00 -0700
commita4e2400a63f0e4fb6af5083a24d80b6fa4c41ccd (patch)
treeac14970e436777bf12a28c0e8064a50226807cba
parent5240d58c0449febcf7476a3a21e40a36bd5c7dea (diff)
base/core.c: improve comment of the function device_find_child()
Signed-off-by: Federico Vaga <federico.vaga@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/base/core.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/base/core.c b/drivers/base/core.c
index 016312437577..3c8512f7b64c 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -1372,6 +1372,8 @@ int device_for_each_child(struct device *parent, void *data,
* if it does. If the callback returns non-zero and a reference to the
* current device can be obtained, this function will return to the caller
* and not iterate over any more devices.
+ *
+ * NOTE: you will need to drop the reference with put_device() after use.
*/
struct device *device_find_child(struct device *parent, void *data,
int (*match)(struct device *dev, void *data))