diff options
author | Felipe Balbi <felipe.balbi@linux.intel.com> | 2016-05-23 10:53:34 (GMT) |
---|---|---|
committer | Felipe Balbi <felipe.balbi@linux.intel.com> | 2016-06-20 09:32:40 (GMT) |
commit | f6bb225bb3ca7988ff373c62cc298e56cae1eee5 (patch) | |
tree | 0a349c83a4e98f1bda5d7c3eec20efd033867514 | |
parent | ba1598410eff646e10be4e42d773e5bdc511d898 (diff) | |
download | linux-f6bb225bb3ca7988ff373c62cc298e56cae1eee5.tar.xz |
usb: dwc3: gadget: loop while (timeout)
instead of having infinite loop and always checking
timeout value as a break condition, we can just
decrement timeout inside while's condition.
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
-rw-r--r-- | drivers/usb/dwc3/gadget.c | 18 |
1 files changed, 6 insertions, 12 deletions
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index e553a7c..25170fd 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -327,19 +327,13 @@ int dwc3_send_gadget_ep_cmd(struct dwc3_ep *dep, unsigned cmd, break; } + } while (--timeout); - /* - * We can't sleep here, because it is also called from - * interrupt context. - */ - timeout--; - if (!timeout) { - dwc3_trace(trace_dwc3_gadget, - "Command Timed Out"); - ret = -ETIMEDOUT; - break; - } - } while (1); + if (timeout == 0) { + dwc3_trace(trace_dwc3_gadget, + "Command Timed Out"); + ret = -ETIMEDOUT; + } if (unlikely(susphy)) { reg = dwc3_readl(dwc->regs, DWC3_GUSB2PHYCFG(0)); |