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authorYang Yingliang <yangyingliang@huawei.com>2022-10-31 20:13:41 +0800
committerDavid S. Miller <davem@davemloft.net>2022-11-02 12:34:48 +0000
commitbf00f5426074249058a106a6edbb89e4b25a4d79 (patch)
treeade5577bfe194ec91eec7ed829af215215240838
parente7d1d4d9ac0dfa40be4c2c8abd0731659869b297 (diff)
isdn: mISDN: netjet: fix wrong check of device registration
The class is set in mISDN_register_device(), but if device_add() returns error, it will lead to delete a device without added, fix this by using device_is_registered() to check if the device is registered. Fixes: a900845e5661 ("mISDN: Add support for Traverse Technologies NETJet PCI cards") Signed-off-by: Yang Yingliang <yangyingliang@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/isdn/hardware/mISDN/netjet.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/isdn/hardware/mISDN/netjet.c b/drivers/isdn/hardware/mISDN/netjet.c
index a52f275f8263..f8447135a902 100644
--- a/drivers/isdn/hardware/mISDN/netjet.c
+++ b/drivers/isdn/hardware/mISDN/netjet.c
@@ -956,7 +956,7 @@ nj_release(struct tiger_hw *card)
}
if (card->irq > 0)
free_irq(card->irq, card);
- if (card->isac.dch.dev.dev.class)
+ if (device_is_registered(&card->isac.dch.dev.dev))
mISDN_unregister_device(&card->isac.dch.dev);
for (i = 0; i < 2; i++) {