[PATCH 4/6] rpmsg: glink: Fix rpmsg_register_device err handling

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From: Chris Lew <clew@xxxxxxxxxxxxxx>

The device release function is set before registering with rpmsg. If
rpmsg registration fails, the framework will call device_put(), which
invokes the release function. The channel create logic does not need to
free rpdev if rpmsg_register_device() fails and release is called.

Fixes: b4f8e52b89f6 ("rpmsg: Introduce Qualcomm RPM glink driver")
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Chris Lew <clew@xxxxxxxxxxxxxx>
Signed-off-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
---
 drivers/rpmsg/qcom_glink_native.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/rpmsg/qcom_glink_native.c b/drivers/rpmsg/qcom_glink_native.c
index 21fd2ae5f7f1..89e02baea2d0 100644
--- a/drivers/rpmsg/qcom_glink_native.c
+++ b/drivers/rpmsg/qcom_glink_native.c
@@ -1423,15 +1423,13 @@ static int qcom_glink_rx_open(struct qcom_glink *glink, unsigned int rcid,
 
 		ret = rpmsg_register_device(rpdev);
 		if (ret)
-			goto free_rpdev;
+			goto rcid_remove;
 
 		channel->rpdev = rpdev;
 	}
 
 	return 0;
 
-free_rpdev:
-	kfree(rpdev);
 rcid_remove:
 	spin_lock_irqsave(&glink->idr_lock, flags);
 	idr_remove(&glink->rcids, channel->rcid);
-- 
2.18.0




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