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scsi: lpfc: Reorder freeing of various DMA buffers and their list removal

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Code sections where DMA resources are freed before list removal are
reworked to ensure item removal before being freed.

Signed-off-by: Justin Tee <justin.tee@broadcom.com>
Link: https://lore.kernel.org/r/20230301231626.9621-3-justintee8345@gmail.com
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Justin Tee 2023-03-01 15:16:18 -08:00 committed by Martin K. Petersen
parent c6087b82a9
commit bf21c9bb62
3 changed files with 4 additions and 4 deletions
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2
drivers/scsi/lpfc/lpfc_bsg.c
View file

@ -134,8 +134,8 @@ lpfc_free_bsg_buffers(struct lpfc_hba *phba, struct lpfc_dmabuf *mlist)
if (mlist) {
list_for_each_entry_safe(mlast, next_mlast, &mlist->list,
list) {
lpfc_mbuf_free(phba, mlast->virt, mlast->phys);
list_del(&mlast->list);
lpfc_mbuf_free(phba, mlast->virt, mlast->phys);
kfree(mlast);
}
lpfc_mbuf_free(phba, mlist->virt, mlist->phys);

2
drivers/scsi/lpfc/lpfc_ct.c
View file

@ -476,8 +476,8 @@ lpfc_free_ct_rsp(struct lpfc_hba *phba, struct lpfc_dmabuf *mlist)
struct lpfc_dmabuf *mlast, *next_mlast;
list_for_each_entry_safe(mlast, next_mlast, &mlist->list, list) {
lpfc_mbuf_free(phba, mlast->virt, mlast->phys);
list_del(&mlast->list);
lpfc_mbuf_free(phba, mlast->virt, mlast->phys);
kfree(mlast);
}
lpfc_mbuf_free(phba, mlist->virt, mlist->phys);

4
drivers/scsi/lpfc/lpfc_sli.c
View file

@ -22329,10 +22329,10 @@ lpfc_free_sgl_per_hdwq(struct lpfc_hba *phba,
/* Free sgl pool */
list_for_each_entry_safe(list_entry, tmp,
buf_list, list_node) {
list_del(&list_entry->list_node);
dma_pool_free(phba->lpfc_sg_dma_buf_pool,
list_entry->dma_sgl,
list_entry->dma_phys_sgl);
list_del(&list_entry->list_node);
kfree(list_entry);
}
@ -22479,10 +22479,10 @@ lpfc_free_cmd_rsp_buf_per_hdwq(struct lpfc_hba *phba,
list_for_each_entry_safe(list_entry, tmp,
buf_list,
list_node) {
list_del(&list_entry->list_node);
dma_pool_free(phba->lpfc_cmd_rsp_buf_pool,
list_entry->fcp_cmnd,
list_entry->fcp_cmd_rsp_dma_handle);
list_del(&list_entry->list_node);
kfree(list_entry);
}