* [PATCH] xhci: Drop superfluous initialization in xhci_queue_ctrl_tx()
@ 2019-02-07 0:03 Andrey Smirnov
2019-02-07 16:43 ` Sergei Shtylyov
0 siblings, 1 reply; 3+ messages in thread
From: Andrey Smirnov @ 2019-02-07 0:03 UTC (permalink / raw)
To: linux-usb; +Cc: Andrey Smirnov, Mathias Nyman, Greg Kroah-Hartman, linux-kernel
Simplify filed's initialization by directly assigning its final value
instead of initializing the variable to sero and then bitwise or-ing
it.
Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Cc: Mathias Nyman <mathias.nyman@intel.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: linux-usb@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
---
drivers/usb/host/xhci-ring.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index 40fa25c4d041..91e592bfb80d 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -3379,8 +3379,7 @@ int xhci_queue_ctrl_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
/* Queue setup TRB - see section 6.4.1.2.1 */
/* FIXME better way to translate setup_packet into two u32 fields? */
setup = (struct usb_ctrlrequest *) urb->setup_packet;
- field = 0;
- field |= TRB_IDT | TRB_TYPE(TRB_SETUP);
+ field = TRB_IDT | TRB_TYPE(TRB_SETUP);
if (start_cycle == 0)
field |= 0x1;
--
2.20.1
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH] xhci: Drop superfluous initialization in xhci_queue_ctrl_tx()
2019-02-07 0:03 [PATCH] xhci: Drop superfluous initialization in xhci_queue_ctrl_tx() Andrey Smirnov
@ 2019-02-07 16:43 ` Sergei Shtylyov
2019-02-07 21:07 ` Andrey Smirnov
0 siblings, 1 reply; 3+ messages in thread
From: Sergei Shtylyov @ 2019-02-07 16:43 UTC (permalink / raw)
To: Andrey Smirnov, linux-usb; +Cc: Mathias Nyman, Greg Kroah-Hartman, linux-kernel
Hello!
On 07.02.2019 3:03, Andrey Smirnov wrote:
> Simplify filed's initialization by directly assigning its final value
field's.
> instead of initializing the variable to sero and then bitwise or-ing
> it.
>
> Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
> Cc: Mathias Nyman <mathias.nyman@intel.com>
> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
> Cc: linux-usb@vger.kernel.org
> Cc: linux-kernel@vger.kernel.org
[...]
MBR, Sergei
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] xhci: Drop superfluous initialization in xhci_queue_ctrl_tx()
2019-02-07 16:43 ` Sergei Shtylyov
@ 2019-02-07 21:07 ` Andrey Smirnov
0 siblings, 0 replies; 3+ messages in thread
From: Andrey Smirnov @ 2019-02-07 21:07 UTC (permalink / raw)
To: Sergei Shtylyov
Cc: linux-usb, Mathias Nyman, Greg Kroah-Hartman, linux-kernel
On Thu, Feb 7, 2019 at 8:44 AM Sergei Shtylyov
<sergei.shtylyov@cogentembedded.com> wrote:
>
> Hello!
>
> On 07.02.2019 3:03, Andrey Smirnov wrote:
>
> > Simplify filed's initialization by directly assigning its final value
>
> field's.
>
Oops, missed that. Will fix in v2.
Thanks,
Andrey Smirnov
^ permalink raw reply [flat|nested] 3+ messages in thread
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2019-02-07 0:03 [PATCH] xhci: Drop superfluous initialization in xhci_queue_ctrl_tx() Andrey Smirnov
2019-02-07 16:43 ` Sergei Shtylyov
2019-02-07 21:07 ` Andrey Smirnov
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