linux-kernel - [PATCH 4.19 25/33] qed: Fix null-pointer dereference in qed_rdma_create

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Message-Id: <20210901122251.623743558@linuxfoundation.org>
Date:   Wed,  1 Sep 2021 14:28:14 +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, TOTE Robot <oslab@...nghua.edu.cn>,
        Ariel Elior <aelior@...vell.com>,
        Shai Malin <smalin@...vell.com>,
        "David S. Miller" <davem@...emloft.net>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 4.19 25/33] qed: Fix null-pointer dereference in qed_rdma_create_qp()

From: Shai Malin <smalin@...vell.com>

[ Upstream commit d33d19d313d3466abdf8b0428be7837aff767802 ]

Fix a possible null-pointer dereference in qed_rdma_create_qp().

Changes from V2:
- Revert checkpatch fixes.

Reported-by: TOTE Robot <oslab@...nghua.edu.cn>
Signed-off-by: Ariel Elior <aelior@...vell.com>
Signed-off-by: Shai Malin <smalin@...vell.com>
Signed-off-by: David S. Miller <davem@...emloft.net>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/net/ethernet/qlogic/qed/qed_rdma.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/qlogic/qed/qed_rdma.c b/drivers/net/ethernet/qlogic/qed/qed_rdma.c
index 909422d93903..3392982ff374 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_rdma.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_rdma.c
@@ -1244,8 +1244,7 @@ qed_rdma_create_qp(void *rdma_cxt,
 
 	if (!rdma_cxt || !in_params || !out_params ||
 	    !p_hwfn->p_rdma_info->active) {
-		DP_ERR(p_hwfn->cdev,
-		       "qed roce create qp failed due to NULL entry (rdma_cxt=%p, in=%p, out=%p, roce_info=?\n",
+		pr_err("qed roce create qp failed due to NULL entry (rdma_cxt=%p, in=%p, out=%p, roce_info=?\n",
 		       rdma_cxt, in_params, out_params);
 		return NULL;
 	}
-- 
2.30.2