[PATCH] wifi: ath10k: Fix resource leak in ath10k_pci_init()

[Xiu Jianfeng]

When ath10k_ahb_init() fails, it does not unregister ath10k_pci_driver,
which will cause a resource leak issue, call pci_unregister_driver() in
the error path to fix this issue.

Fixes: 0b523ced9a3c ("ath10k: add basic skeleton to support ahb")
Signed-off-by: Xiu Jianfeng <xiujianfeng@xxxxxxxxxx>
---
 drivers/net/wireless/ath/ath10k/pci.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c
index e56c6a6b1379..22f8f8b20762 100644
--- a/drivers/net/wireless/ath/ath10k/pci.c
+++ b/drivers/net/wireless/ath/ath10k/pci.c
@@ -3800,8 +3800,10 @@ static int __init ath10k_pci_init(void)
 		       ret);
 
 	ret = ath10k_ahb_init();
-	if (ret)
+	if (ret) {
 		printk(KERN_ERR "ahb init failed: %d\n", ret);
+		pci_unregister_driver(&ath10k_pci_driver);
+	}
 
 	return ret;
 }
-- 
2.17.1