[PATCH 4.9 41/76] mISDN: fix misuse of put_device() in mISDN_register_device()

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From: Wang ShaoBo <bobo.shaobowang@xxxxxxxxxx>

[ Upstream commit 2d25107e111a85c56f601a5470f1780ec054e6ac ]

We should not release reference by put_device() before calling device_initialize().

Fixes: e7d1d4d9ac0d ("mISDN: fix possible memory leak in mISDN_register_device()")
Signed-off-by: Wang ShaoBo <bobo.shaobowang@xxxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
 drivers/isdn/mISDN/core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/isdn/mISDN/core.c b/drivers/isdn/mISDN/core.c
index 5cd53b2c47c7..e542439f4950 100644
--- a/drivers/isdn/mISDN/core.c
+++ b/drivers/isdn/mISDN/core.c
@@ -231,7 +231,7 @@ mISDN_register_device(struct mISDNdevice *dev,
 
 	err = get_free_devid();
 	if (err < 0)
-		goto error1;
+		return err;
 	dev->id = err;
 
 	device_initialize(&dev->dev);
-- 
2.35.1






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