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Subject[PATCH AUTOSEL for 3.18 048/101] scsi: bnx2i: missing error code in bnx2i_ep_connect()
Date
From: Dan Carpenter <dan.carpenter@oracle.com>

[ Upstream commit 1d32a62c74b3bcb69822b0f4745af5410cfec3a7 ]

If bnx2i_map_ep_dbell_regs() then we accidentally return NULL instead of
an error pointer. It results in a NULL dereference in
iscsi_if_ep_connect().

Fixes: cf4e6363859d ("[SCSI] bnx2i: Add bnx2i iSCSI driver.")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
---
drivers/scsi/bnx2i/bnx2i_iscsi.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/scsi/bnx2i/bnx2i_iscsi.c b/drivers/scsi/bnx2i/bnx2i_iscsi.c
index 7a36388822aa..6644618ac85c 100644
--- a/drivers/scsi/bnx2i/bnx2i_iscsi.c
+++ b/drivers/scsi/bnx2i/bnx2i_iscsi.c
@@ -1907,7 +1907,8 @@ static struct iscsi_endpoint *bnx2i_ep_connect(struct Scsi_Host *shost,

bnx2i_ep_active_list_add(hba, bnx2i_ep);

- if (bnx2i_map_ep_dbell_regs(bnx2i_ep))
+ rc = bnx2i_map_ep_dbell_regs(bnx2i_ep);
+ if (rc)
goto del_active_ep;

mutex_unlock(&hba->net_dev_lock);
--
2.15.1
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