From 04d210c98e11d863ebe38a7e482e40fb90d9ad82 Mon Sep 17 00:00:00 2001 From: James Smart Date: Tue, 21 May 2019 17:49:03 -0700 Subject: [PATCH] scsi: lpfc: Fix memory leak in abnormal exit path from lpfc_eq_create eq create is leaking mailbox memory if it encounters an error. rework error path to free the memory. Signed-off-by: Dick Kennedy Signed-off-by: James Smart Signed-off-by: Martin K. Petersen --- drivers/scsi/lpfc/lpfc_sli.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c index 946f3024d4db..4432060f7315 100644 --- a/drivers/scsi/lpfc/lpfc_sli.c +++ b/drivers/scsi/lpfc/lpfc_sli.c @@ -14641,8 +14641,10 @@ lpfc_eq_create(struct lpfc_hba *phba, struct lpfc_queue *eq, uint32_t imax) lpfc_printf_log(phba, KERN_ERR, LOG_SLI, "0360 Unsupported EQ count. (%d)\n", eq->entry_count); - if (eq->entry_count < 256) - return -EINVAL; + if (eq->entry_count < 256) { + status = -EINVAL; + goto out; + } /* fall through - otherwise default to smallest count */ case 256: bf_set(lpfc_eq_context_count, &eq_create->u.request.context, @@ -14694,7 +14696,7 @@ lpfc_eq_create(struct lpfc_hba *phba, struct lpfc_queue *eq, uint32_t imax) eq->host_index = 0; eq->notify_interval = LPFC_EQ_NOTIFY_INTRVL; eq->max_proc_limit = LPFC_EQ_MAX_PROC_LIMIT; - +out: mempool_free(mbox, phba->mbox_mem_pool); return status; } -- 2.30.2