diff options
| author | Krzysztof Kozlowski <krzk@kernel.org> | 2017-01-07 10:41:41 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-05-14 14:00:18 +0200 |
| commit | 4a36b6a7ee882cd0ffdbfb8c9ce8097b8abea973 (patch) | |
| tree | eb73bd4ae51d21fd257e442d24ffd9403e7e40f6 | |
| parent | 8f50cb88d862d2aaa084fedc34c75b04ae4a4b16 (diff) | |
usb: host: ohci-exynos: Decrese node refcount on exynos_ehci_get_phy() error paths
commit 68bd6fc3cfa98ef253e17307ccafd8ef907b5556 upstream.
Returning from for_each_available_child_of_node() loop requires cleaning
up node refcount. Error paths lacked it so for example in case of
deferred probe, the refcount of phy node was left increased.
Fixes: 6d40500ac9b6 ("usb: ehci/ohci-exynos: Fix of_node_put() for child when getting PHYs")
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Reviewed-by: Javier Martinez Canillas <javier@osg.samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/usb/host/ohci-exynos.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/usb/host/ohci-exynos.c b/drivers/usb/host/ohci-exynos.c index 2cd105be7319..6865b919403f 100644 --- a/drivers/usb/host/ohci-exynos.c +++ b/drivers/usb/host/ohci-exynos.c @@ -66,10 +66,12 @@ static int exynos_ohci_get_phy(struct device *dev, if (IS_ERR(phy)) { ret = PTR_ERR(phy); if (ret == -EPROBE_DEFER) { + of_node_put(child); return ret; } else if (ret != -ENOSYS && ret != -ENODEV) { dev_err(dev, "Error retrieving usb2 phy: %d\n", ret); + of_node_put(child); return ret; } } |