[PATCH AUTOSEL 5.14 12/99] scsi: lpfc: Fix memory leaks in error paths while issuing ELS RDF/SCR request

Sasha Levin
2021-09-10T00:16:27Z

From: James Smart <jsmart2021@gmail.com>

[ Upstream commit cd6047e92c6a5b0a44479cf98f76aac56ddfe108 ]

The ELS job request structure, that is allocated while issuing ELS RDF/SCR
request path, is not being released in an error path causing a memory leak
message on driver unload.

Free the ELS job structure in the error paths.

Link: https://lore.kernel.org/r/20210707184351.67872-10-jsmart2021@gmail.com
Co-developed-by: Justin Tee <justin.tee@broadcom.com>
Signed-off-by: Justin Tee <justin.tee@broadcom.com>
Signed-off-by: James Smart <jsmart2021@gmail.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/scsi/lpfc/lpfc_els.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c
index b1ca6f8e5970..3381912bf982 100644
--- a/drivers/scsi/lpfc/lpfc_els.c
+++ b/drivers/scsi/lpfc/lpfc_els.c
@@ -3375,6 +3375,7 @@ lpfc_issue_els_scr(struct lpfc_vport *vport, uint8_t retry)
if (phba->sli_rev == LPFC_SLI_REV4) {
rc = lpfc_reg_fab_ctrl_node(vport, ndlp);
if (rc) {
+ lpfc_els_free_iocb(phba, elsiocb);
lpfc_printf_vlog(vport, KERN_ERR, LOG_NODE,
"0937 %s: Failed to reg fc node, rc %d\n",
__func__, rc);
@@ -3667,6 +3668,7 @@ lpfc_issue_els_rdf(struct lpfc_vport *vport, uint8_t retry)

if (phba->sli_rev == LPFC_SLI_REV4 &&
!(ndlp->nlp_flag & NLP_RPI_REGISTERED)) {
+ lpfc_els_free_iocb(phba, elsiocb);
lpfc_printf_vlog(vport, KERN_ERR, LOG_NODE,
"0939 %s: FC_NODE x%x RPI x%x flag x%x "
"ste x%x type x%x Not registered\n",
--
2.30.2