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usb: xhci: avoid type conversion of void *

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void * can be assigned to any pointer variable. Avoid unnecessary
conversions.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
This commit is contained in:
Heinrich Schuchardt 2020-09-29 22:03:01 +02:00 committed by Marek Vasut
parent 7ec87e4192
commit 3fade88686
1 changed files with 9 additions and 12 deletions
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21
drivers/usb/host/xhci-mem.c
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@ -279,10 +279,10 @@ static struct xhci_segment *xhci_segment_alloc(void)
{
struct xhci_segment *seg;
seg = (struct xhci_segment *)malloc(sizeof(struct xhci_segment));
seg = malloc(sizeof(struct xhci_segment));
BUG_ON(!seg);
seg->trbs = (union xhci_trb *)xhci_malloc(SEGMENT_SIZE);
seg->trbs = xhci_malloc(SEGMENT_SIZE);
seg->next = NULL;
@ -309,7 +309,7 @@ struct xhci_ring *xhci_ring_alloc(unsigned int num_segs, bool link_trbs)
struct xhci_ring *ring;
struct xhci_segment *prev;
ring = (struct xhci_ring *)malloc(sizeof(struct xhci_ring));
ring = malloc(sizeof(struct xhci_ring));
BUG_ON(!ring);
if (num_segs == 0)
@ -425,8 +425,7 @@ static struct xhci_container_ctx
{
struct xhci_container_ctx *ctx;
ctx = (struct xhci_container_ctx *)
malloc(sizeof(struct xhci_container_ctx));
ctx = malloc(sizeof(struct xhci_container_ctx));
BUG_ON(!ctx);
BUG_ON((type != XHCI_CTX_TYPE_DEVICE) && (type != XHCI_CTX_TYPE_INPUT));
@ -436,7 +435,7 @@ static struct xhci_container_ctx
if (type == XHCI_CTX_TYPE_INPUT)
ctx->size += CTX_SIZE(readl(&ctrl->hccr->cr_hccparams));
ctx->bytes = (u8 *)xhci_malloc(ctx->size);
ctx->bytes = xhci_malloc(ctx->size);
return ctx;
}
@ -458,8 +457,7 @@ int xhci_alloc_virt_device(struct xhci_ctrl *ctrl, unsigned int slot_id)
return -EEXIST;
}
ctrl->devs[slot_id] = (struct xhci_virt_device *)
malloc(sizeof(struct xhci_virt_device));
ctrl->devs[slot_id] = malloc(sizeof(struct xhci_virt_device));
if (!ctrl->devs[slot_id]) {
puts("Failed to allocate virtual device\n");
@ -518,8 +516,7 @@ int xhci_mem_init(struct xhci_ctrl *ctrl, struct xhci_hccr *hccr,
struct xhci_segment *seg;
/* DCBAA initialization */
ctrl->dcbaa = (struct xhci_device_context_array *)
xhci_malloc(sizeof(struct xhci_device_context_array));
ctrl->dcbaa = xhci_malloc(sizeof(struct xhci_device_context_array));
if (ctrl->dcbaa == NULL) {
puts("unable to allocate DCBA\n");
return -ENOMEM;
@ -555,8 +552,8 @@ int xhci_mem_init(struct xhci_ctrl *ctrl, struct xhci_hccr *hccr,
/* Event ring does not maintain link TRB */
ctrl->event_ring = xhci_ring_alloc(ERST_NUM_SEGS, false);
ctrl->erst.entries = (struct xhci_erst_entry *)
xhci_malloc(sizeof(struct xhci_erst_entry) * ERST_NUM_SEGS);
ctrl->erst.entries = xhci_malloc(sizeof(struct xhci_erst_entry) *
ERST_NUM_SEGS);
ctrl->erst.num_entries = ERST_NUM_SEGS;