linux-kernel - [PATCH] scsi: qla2xxx: Return -ENOMEM if kzalloc() fails

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Message-Id: <1634522181-31166-1-git-send-email-zheyuma97@gmail.com>
Date:   Mon, 18 Oct 2021 01:56:21 +0000
From:   Zheyu Ma <zheyuma97@...il.com>
To:     njavali@...vell.com, GR-QLogic-Storage-Upstream@...vell.com,
        jejb@...ux.ibm.com, martin.petersen@...cle.com
Cc:     linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
        Zheyu Ma <zheyuma97@...il.com>
Subject: [PATCH] scsi: qla2xxx: Return -ENOMEM if kzalloc() fails

During the process of driver probing, probe function should return < 0
for failure, otherwise kernel will treat value > 0 as success.

Signed-off-by: Zheyu Ma <zheyuma97@...il.com>
---
 drivers/scsi/qla2xxx/qla_os.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index d2e40aaba734..836fedcea241 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -4157,7 +4157,7 @@ qla2x00_mem_alloc(struct qla_hw_data *ha, uint16_t req_len, uint16_t rsp_len,
 					ql_dbg_pci(ql_dbg_init, ha->pdev,
 					    0xe0ee, "%s: failed alloc dsd\n",
 					    __func__);
-					return 1;
+					return -ENOMEM;
 				}
 				ha->dif_bundle_kallocs++;
 
-- 
2.17.6