linux-kernel - [PATCH] net: chelsio: cxgb4: add an error code check in t4_load_phy

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Date:   Fri, 20 Oct 2023 17:27:59 +0800
From:   Su Hui <suhui@...china.com>
To:     rajur@...lsio.com, davem@...emloft.net, edumazet@...gle.com,
        kuba@...nel.org, pabeni@...hat.com
Cc:     Su Hui <suhui@...china.com>, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org
Subject: [PATCH] net: chelsio: cxgb4: add an error code check in t4_load_phy_fw

t4_set_params_timeout() can return -EINVAL if failed, add check
for this.

Signed-off-by: Su Hui <suhui@...china.com>
---
 drivers/net/ethernet/chelsio/cxgb4/t4_hw.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c
index 8d719f82854a..76de55306c4d 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c
@@ -3816,6 +3816,8 @@ int t4_load_phy_fw(struct adapter *adap, int win,
 		 FW_PARAMS_PARAM_Z_V(FW_PARAMS_PARAM_DEV_PHYFW_DOWNLOAD));
 	ret = t4_set_params_timeout(adap, adap->mbox, adap->pf, 0, 1,
 				    &param, &val, 30000);
+	if (ret)
+		return ret;
 
 	/* If we have version number support, then check to see that the new
 	 * firmware got loaded properly.
-- 
2.30.2