diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/block/DAC960.c | 18 | ||||
| -rw-r--r-- | drivers/block/cciss.c | 11 | ||||
| -rw-r--r-- | drivers/block/skd_main.c | 25 |
3 files changed, 22 insertions, 32 deletions
diff --git a/drivers/block/DAC960.c b/drivers/block/DAC960.c index 125d84505738..811e11c82f32 100644 --- a/drivers/block/DAC960.c +++ b/drivers/block/DAC960.c @@ -6741,11 +6741,11 @@ static long DAC960_gam_ioctl(struct file *file, unsigned int Request, ErrorCode = -ENOMEM; if (DataTransferLength > 0) { - DataTransferBuffer = pci_alloc_consistent(Controller->PCIDevice, - DataTransferLength, &DataTransferBufferDMA); + DataTransferBuffer = pci_zalloc_consistent(Controller->PCIDevice, + DataTransferLength, + &DataTransferBufferDMA); if (DataTransferBuffer == NULL) break; - memset(DataTransferBuffer, 0, DataTransferLength); } else if (DataTransferLength < 0) { @@ -6877,11 +6877,11 @@ static long DAC960_gam_ioctl(struct file *file, unsigned int Request, ErrorCode = -ENOMEM; if (DataTransferLength > 0) { - DataTransferBuffer = pci_alloc_consistent(Controller->PCIDevice, - DataTransferLength, &DataTransferBufferDMA); + DataTransferBuffer = pci_zalloc_consistent(Controller->PCIDevice, + DataTransferLength, + &DataTransferBufferDMA); if (DataTransferBuffer == NULL) break; - memset(DataTransferBuffer, 0, DataTransferLength); } else if (DataTransferLength < 0) { @@ -6899,14 +6899,14 @@ static long DAC960_gam_ioctl(struct file *file, unsigned int Request, RequestSenseLength = UserCommand.RequestSenseLength; if (RequestSenseLength > 0) { - RequestSenseBuffer = pci_alloc_consistent(Controller->PCIDevice, - RequestSenseLength, &RequestSenseBufferDMA); + RequestSenseBuffer = pci_zalloc_consistent(Controller->PCIDevice, + RequestSenseLength, + &RequestSenseBufferDMA); if (RequestSenseBuffer == NULL) { ErrorCode = -ENOMEM; goto Failure2; } - memset(RequestSenseBuffer, 0, RequestSenseLength); } spin_lock_irqsave(&Controller->queue_lock, flags); while ((Command = DAC960_AllocateCommand(Controller)) == NULL) diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c index 4595c22f33f7..ff20f192b0f6 100644 --- a/drivers/block/cciss.c +++ b/drivers/block/cciss.c @@ -1014,24 +1014,21 @@ static CommandList_struct *cmd_special_alloc(ctlr_info_t *h) u64bit temp64; dma_addr_t cmd_dma_handle, err_dma_handle; - c = (CommandList_struct *) pci_alloc_consistent(h->pdev, - sizeof(CommandList_struct), &cmd_dma_handle); + c = pci_zalloc_consistent(h->pdev, sizeof(CommandList_struct), + &cmd_dma_handle); if (c == NULL) return NULL; - memset(c, 0, sizeof(CommandList_struct)); c->cmdindex = -1; - c->err_info = (ErrorInfo_struct *) - pci_alloc_consistent(h->pdev, sizeof(ErrorInfo_struct), - &err_dma_handle); + c->err_info = pci_zalloc_consistent(h->pdev, sizeof(ErrorInfo_struct), + &err_dma_handle); if (c->err_info == NULL) { pci_free_consistent(h->pdev, sizeof(CommandList_struct), c, cmd_dma_handle); return NULL; } - memset(c->err_info, 0, sizeof(ErrorInfo_struct)); INIT_LIST_HEAD(&c->list); c->busaddr = (__u32) cmd_dma_handle; diff --git a/drivers/block/skd_main.c b/drivers/block/skd_main.c index 608532d3f8c9..f0a089df85cc 100644 --- a/drivers/block/skd_main.c +++ b/drivers/block/skd_main.c @@ -4112,16 +4112,14 @@ static int skd_cons_skcomp(struct skd_device *skdev) skdev->name, __func__, __LINE__, nbytes, SKD_N_COMPLETION_ENTRY); - skcomp = pci_alloc_consistent(skdev->pdev, nbytes, - &skdev->cq_dma_address); + skcomp = pci_zalloc_consistent(skdev->pdev, nbytes, + &skdev->cq_dma_address); if (skcomp == NULL) { rc = -ENOMEM; goto err_out; } - memset(skcomp, 0, nbytes); - skdev->skcomp_table = skcomp; skdev->skerr_table = (struct fit_comp_error_info *)((char *)skcomp + sizeof(*skcomp) * @@ -4304,15 +4302,14 @@ static int skd_cons_skspcl(struct skd_device *skdev) nbytes = SKD_N_SPECIAL_FITMSG_BYTES; - skspcl->msg_buf = pci_alloc_consistent(skdev->pdev, nbytes, - &skspcl->mb_dma_address); + skspcl->msg_buf = + pci_zalloc_consistent(skdev->pdev, nbytes, + &skspcl->mb_dma_address); if (skspcl->msg_buf == NULL) { rc = -ENOMEM; goto err_out; } - memset(skspcl->msg_buf, 0, nbytes); - skspcl->req.sg = kzalloc(sizeof(struct scatterlist) * SKD_N_SG_PER_SPECIAL, GFP_KERNEL); if (skspcl->req.sg == NULL) { @@ -4353,25 +4350,21 @@ static int skd_cons_sksb(struct skd_device *skdev) nbytes = SKD_N_INTERNAL_BYTES; - skspcl->data_buf = pci_alloc_consistent(skdev->pdev, nbytes, - &skspcl->db_dma_address); + skspcl->data_buf = pci_zalloc_consistent(skdev->pdev, nbytes, + &skspcl->db_dma_address); if (skspcl->data_buf == NULL) { rc = -ENOMEM; goto err_out; } - memset(skspcl->data_buf, 0, nbytes); - nbytes = SKD_N_SPECIAL_FITMSG_BYTES; - skspcl->msg_buf = pci_alloc_consistent(skdev->pdev, nbytes, - &skspcl->mb_dma_address); + skspcl->msg_buf = pci_zalloc_consistent(skdev->pdev, nbytes, + &skspcl->mb_dma_address); if (skspcl->msg_buf == NULL) { rc = -ENOMEM; goto err_out; } - memset(skspcl->msg_buf, 0, nbytes); - skspcl->req.sksg_list = skd_cons_sg_list(skdev, 1, &skspcl->req.sksg_dma_address); if (skspcl->req.sksg_list == NULL) { |