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[11/16] usb: Use DIV_ROUND_UP

Message ID 1464712565-14857-12-git-send-email-lvivier@redhat.com
State New
Headers show

Commit Message

Laurent Vivier May 31, 2016, 4:36 p.m. UTC 
Replace (((n) + (d) - 1) /(d)) by DIV_ROUND_UP(n,d).

This patch is the result of coccinelle script
scripts/coccinelle/round.cocci

CC: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Laurent Vivier <lvivier@redhat.com>
---
 hw/usb/redirect.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
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Patch

diff --git a/hw/usb/redirect.c b/hw/usb/redirect.c
index 8d80540..8ec8484 100644
--- a/hw/usb/redirect.c
+++ b/hw/usb/redirect.c
@@ -542,9 +542,9 @@  static void usbredir_handle_iso_data(USBRedirDevice *dev, USBPacket *p,
             start_iso.pkts_per_urb = 32;
         }
 
-        start_iso.no_urbs = (dev->endpoint[EP2I(ep)].bufpq_target_size +
-                             start_iso.pkts_per_urb - 1) /
-                            start_iso.pkts_per_urb;
+        start_iso.no_urbs = DIV_ROUND_UP(
+                                     dev->endpoint[EP2I(ep)].bufpq_target_size,
+                                     start_iso.pkts_per_urb);
         /* Output endpoints pre-fill only 1/2 of the packets, keeping the rest
            as overflow buffer. Also see the usbredir protocol documentation */
         if (!(ep & USB_DIR_IN)) {