[PATCH v1 08/10] xhci: dbc: Use sizeof_field() where it makes sense

From: Andy Shevchenko
Date: Mon Oct 02 2023 - 12:19:07 EST


Instead of doing custom calculations, use sizeof_field() macro.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
drivers/usb/host/xhci-dbgcap.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/usb/host/xhci-dbgcap.c b/drivers/usb/host/xhci-dbgcap.c
index 617d057aa5f8..88e90c30916c 100644
--- a/drivers/usb/host/xhci-dbgcap.c
+++ b/drivers/usb/host/xhci-dbgcap.c
@@ -374,7 +374,7 @@ static void xhci_dbc_eps_init(struct xhci_dbc *dbc)

static void xhci_dbc_eps_exit(struct xhci_dbc *dbc)
{
- memset(dbc->eps, 0, sizeof(struct dbc_ep) * ARRAY_SIZE(dbc->eps));
+ memset(dbc->eps, 0, sizeof_field(struct xhci_dbc, eps));
}

static int dbc_erst_alloc(struct device *dev, struct xhci_ring *evt_ring,
--
2.40.0.1.gaa8946217a0b