From: "shaojie.dong" <shaojie.dong@xxxxxxxxxxxxxxxx>
Function register_netdev() can fail, so we should check it's return value
Signed-off-by: shaojie.dong <shaojie.dong@xxxxxxxxxxxxxxxx>
---
drivers/staging/rtl8712/hal_init.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/staging/rtl8712/hal_init.c b/drivers/staging/rtl8712/hal_init.c
index 715f1fe8b..38a3e3d44 100644
--- a/drivers/staging/rtl8712/hal_init.c
+++ b/drivers/staging/rtl8712/hal_init.c
@@ -45,7 +45,10 @@ static void rtl871x_load_fw_cb(const struct firmware *firmware, void *context)
}
adapter->fw = firmware;
/* firmware available - start netdev */
- register_netdev(adapter->pnetdev);
+ if (register_netdev(adapter->pnetdev) != 0) {
+ netdev_err(adapter->pnetdev, "register_netdev() failed\n");
+ free_netdev(adapter->pnetdev);
+ }
complete(&adapter->rtl8712_fw_ready);
}
--
2.17.1
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