linux-kernel - [PATCHv3] net: bnxt: Fix a uninitialized variable warning.

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Message-ID: <1537254944-41068-1-git-send-email-zhongjiang@huawei.com>
Date:   Tue, 18 Sep 2018 15:15:44 +0800
From:   zhong jiang <zhongjiang@...wei.com>
To:     <michael.chan@...adcom.com>, <davem@...emloft.net>,
        <vasundhara-v.volam@...adcom.com>
CC:     <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCHv3] net: bnxt: Fix a uninitialized variable warning.

Fix the following compile warning:

drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c:49:5: warning: nvm_param.dir_type may be used uninitialized in this function [-Wmaybe-uninitialized]
  if (nvm_param.dir_type == BNXT_NVM_PORT_CFG)

Signed-off-by: zhong jiang <zhongjiang@...wei.com>
---
 drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c
index f3b9fbc..790c684 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c
@@ -46,6 +46,9 @@ static int bnxt_hwrm_nvm_req(struct bnxt *bp, u32 param_id, void *msg,
 		}
 	}
 
+	if (i == ARRAY_SIZE(nvm_params))
+		return -EOPNOTSUPP;
+
 	if (nvm_param.dir_type == BNXT_NVM_PORT_CFG)
 		idx = bp->pf.port_id;
 	else if (nvm_param.dir_type == BNXT_NVM_FUNC_CFG)
-- 
1.7.12.4