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authorJames Smart <jsmart2021@gmail.com>2022-05-05 20:55:09 -0700
committerMartin K. Petersen <martin.petersen@oracle.com>2022-05-10 22:12:02 -0400
commitba3d58a1df460ba28bb5989ad7269ff48682375a (patch)
treef9ee99b36dab8837b87e0e84b69d9efd8c3d7402 /drivers/scsi/lpfc/lpfc_els.c
parent84c6f99e39074d45f75986e42ca28e27c140fd0d (diff)
scsi: lpfc: Fill in missing ndlp kref puts in error paths
Code review, following every lpfc_nlp_get() call vs calls during error handling, discovered cases of missing put calls. Correct by adding ndlp kref puts in the respective error paths. Also added comments to several of the error paths to record relationships to reference counts. Link: https://lore.kernel.org/r/20220506035519.50908-3-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>
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_els.c')
-rw-r--r--drivers/scsi/lpfc/lpfc_els.c11
1 files changed, 5 insertions, 6 deletions
diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c
index 527f2c148e04..ace812ce857d 100644
--- a/drivers/scsi/lpfc/lpfc_els.c
+++ b/drivers/scsi/lpfc/lpfc_els.c
@@ -8725,19 +8725,18 @@ lpfc_issue_els_rrq(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
elsiocb->cmd_cmpl = lpfc_cmpl_els_rrq;
elsiocb->ndlp = lpfc_nlp_get(ndlp);
- if (!elsiocb->ndlp) {
- lpfc_els_free_iocb(phba, elsiocb);
- return 1;
- }
+ if (!elsiocb->ndlp)
+ goto io_err;
ret = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, elsiocb, 0);
- if (ret == IOCB_ERROR)
+ if (ret == IOCB_ERROR) {
+ lpfc_nlp_put(ndlp);
goto io_err;
+ }
return 0;
io_err:
lpfc_els_free_iocb(phba, elsiocb);
- lpfc_nlp_put(ndlp);
return 1;
}