linux-kernel - [PATCH 4.19 49/50] qed: Fix missing error code in qed_slowpath

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Message-Id: <20211018132328.150096498@linuxfoundation.org>
Date:   Mon, 18 Oct 2021 15:24:56 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Abaci Robot <abaci@...ux.alibaba.com>,
        chongjiapeng <jiapeng.chong@...ux.alibaba.com>,
        "David S. Miller" <davem@...emloft.net>
Subject: [PATCH 4.19 49/50] qed: Fix missing error code in qed_slowpath_start()

From: chongjiapeng <jiapeng.chong@...ux.alibaba.com>

commit a5a14ea7b4e55604acb0dc9d88fdb4cb6945bc77 upstream.

The error code is missing in this code scenario, add the error code
'-EINVAL' to the return value 'rc'.

Eliminate the follow smatch warning:

drivers/net/ethernet/qlogic/qed/qed_main.c:1298 qed_slowpath_start()
warn: missing error code 'rc'.

Reported-by: Abaci Robot <abaci@...ux.alibaba.com>
Fixes: d51e4af5c209 ("qed: aRFS infrastructure support")
Signed-off-by: chongjiapeng <jiapeng.chong@...ux.alibaba.com>
Signed-off-by: David S. Miller <davem@...emloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 drivers/net/ethernet/qlogic/qed/qed_main.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/net/ethernet/qlogic/qed/qed_main.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_main.c
@@ -1067,6 +1067,7 @@ static int qed_slowpath_start(struct qed
 			} else {
 				DP_NOTICE(cdev,
 					  "Failed to acquire PTT for aRFS\n");
+				rc = -EINVAL;
 				goto err;
 			}
 		}