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Date: Wed, 29 May 2019 22:21:36 +0200 From: "Thomas Meyer" <thomas@...3r.de> To: james.smart@...adcom.com, dick.kennedy@...adcom.com, jejb@...ux.ibm.com, martin.petersen@...cle.com, linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org Subject: [PATCH] scsi: lpfc: Use *_pool_zalloc rather than *_pool_alloc Use *_pool_zalloc rather than *_pool_alloc followed by memset with 0. Signed-off-by: Thomas Meyer <thomas@...3r.de> --- diff -u -p a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c --- a/drivers/scsi/lpfc/lpfc_init.c +++ b/drivers/scsi/lpfc/lpfc_init.c @@ -4114,14 +4114,13 @@ lpfc_new_io_buf(struct lpfc_hba *phba, i * 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); /* * 4K Page alignment is CRITICAL to BlockGuard, double check
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