Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]
Groups > linux.kernel > #1736389
| From | Thomas Meyer <thomas@m3y3r.de> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH 3/6] scsi: lpfc: Cocci spatch "pool_zalloc-simple" |
| Date | 2017-09-21 08:30 +0200 |
| Message-ID | <us39M-5A5-17@gated-at.bofh.it> (permalink) |
| References | <us39M-5A5-3@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Use *_pool_zalloc rather than *_pool_alloc followed by memset with 0.
Found by coccinelle spatch "api/alloc/pool_zalloc-simple.cocci"
Signed-off-by: Thomas Meyer <thomas@m3y3r.de>
---
diff -u -p a/drivers/scsi/lpfc/lpfc_nvme.c b/drivers/scsi/lpfc/lpfc_nvme.c
--- a/drivers/scsi/lpfc/lpfc_nvme.c
+++ b/drivers/scsi/lpfc/lpfc_nvme.c
@@ -1938,14 +1938,13 @@ lpfc_new_nvme_buf(struct lpfc_vport *vpo
* pci bus space for an I/O. The DMA buffer includes the
* number of SGE's necessary to support the sg_tablesize.
*/
- lpfc_ncmd->data = dma_pool_alloc(phba->lpfc_sg_dma_buf_pool,
- GFP_KERNEL,
- &lpfc_ncmd->dma_handle);
+ lpfc_ncmd->data = dma_pool_zalloc(phba->lpfc_sg_dma_buf_pool,
+ GFP_KERNEL,
+ &lpfc_ncmd->dma_handle);
if (!lpfc_ncmd->data) {
kfree(lpfc_ncmd);
break;
}
- memset(lpfc_ncmd->data, 0, phba->cfg_sg_dma_buf_size);
lxri = lpfc_sli4_next_xritag(phba);
if (lxri == NO_XRI) {
Back to linux.kernel | Previous | Next — Next in thread | Find similar | Unroll thread
[PATCH 3/6] scsi: lpfc: Cocci spatch "pool_zalloc-simple" Thomas Meyer <thomas@m3y3r.de> - 2017-09-21 08:30 +0200 Re: [PATCH 3/6] scsi: lpfc: Cocci spatch "pool_zalloc-simple" James Smart <james.smart@broadcom.com> - 2017-09-22 17:30 +0200 Re: [PATCH 3/6] scsi: lpfc: Cocci spatch "pool_zalloc-simple" "Martin K. Petersen" <martin.petersen@oracle.com> - 2017-09-26 01:10 +0200
csiph-web