[src/trunk]: src/sys/external/bsd/dwc2/dist Simplify variable assignment and ...

[skrll <skrll%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/90981c39ad95
branches:  trunk
changeset: 791369:90981c39ad95
user:      skrll <skrll%NetBSD.org@localhost>
date:      Thu Nov 14 12:41:46 2013 +0000

description:
Simplify variable assignment and avoid gcc warnings.

diffstat:

 sys/external/bsd/dwc2/dist/dwc2_hcd.c |  10 +++-------
 1 files changed, 3 insertions(+), 7 deletions(-)

diffs (52 lines):

diff -r f35c6dffa263 -r 90981c39ad95 sys/external/bsd/dwc2/dist/dwc2_hcd.c
--- a/sys/external/bsd/dwc2/dist/dwc2_hcd.c     Thu Nov 14 12:40:51 2013 +0000
+++ b/sys/external/bsd/dwc2/dist/dwc2_hcd.c     Thu Nov 14 12:41:46 2013 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: dwc2_hcd.c,v 1.7 2013/10/22 16:37:08 skrll Exp $       */
+/*     $NetBSD: dwc2_hcd.c,v 1.8 2013/11/14 12:41:46 skrll Exp $       */
 
 /*
  * hcd.c - DesignWare HS OTG Controller host-mode routines
@@ -42,7 +42,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: dwc2_hcd.c,v 1.7 2013/10/22 16:37:08 skrll Exp $");
+__KERNEL_RCSID(0, "$NetBSD: dwc2_hcd.c,v 1.8 2013/11/14 12:41:46 skrll Exp $");
 
 #include <sys/types.h>
 #include <sys/kmem.h>
@@ -571,7 +571,7 @@
                               struct dwc2_qtd *qtd, struct dwc2_hcd_urb *urb)
 {
        struct dwc2_hcd_iso_packet_desc *frame_desc;
-       void *bufptr;
+       void *bufptr = NULL;
 
        switch (dwc2_hcd_get_pipe_type(&urb->pipe_info)) {
        case USB_ENDPOINT_XFER_CONTROL:
@@ -588,7 +588,6 @@
                        else
                                chan->xfer_buf = urb->setup_packet;
                        chan->xfer_len = 8;
-                       bufptr = NULL;
                        break;
 
                case DWC2_CONTROL_DATA:
@@ -616,7 +615,6 @@
                                chan->xfer_dma = hsotg->status_buf_dma;
                        else
                                chan->xfer_buf = hsotg->status_buf;
-                       bufptr = NULL;
                        break;
                }
                break;
@@ -656,8 +654,6 @@
                    (chan->xfer_dma & 0x3))
                        bufptr = (u8 *)urb->buf + frame_desc->offset +
                                        qtd->isoc_split_offset;
-               else
-                       bufptr = NULL;
 
                if (chan->xact_pos == DWC2_HCSPLT_XACTPOS_ALL) {
                        if (chan->xfer_len <= 188)