Messages in this thread Patch in this message | | | From | shaojie.dong@isrc ... | Subject | [PATCH] staging: rtl8712: check register_netdev() return value | Date | Wed, 9 Dec 2020 23:01:24 +0800 |
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From: "shaojie.dong" <shaojie.dong@isrc.iscas.ac.cn>
Function register_netdev() can fail, so we should check it's return value
Signed-off-by: shaojie.dong <shaojie.dong@isrc.iscas.ac.cn> --- 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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