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 133901fd3e35..24c920d3ffb2 100644 --- a/drivers/scsi/bnx2i/bnx2i_iscsi.c +++ b/drivers/scsi/bnx2i/bnx2i_iscsi.c @@ -1909,7 +1909,8 @@ 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);