* [PATCH] usb: gadget: udc-xilinx: compress return logic into one line
@ 2017-07-10 3:04 ` Gustavo A. R. Silva
0 siblings, 0 replies; 4+ messages in thread
From: Gustavo A. R. Silva @ 2017-07-10 3:04 UTC (permalink / raw)
To: Felipe Balbi, Greg Kroah-Hartman, Michal Simek, Sören Brinkmann
Cc: linux-usb, linux-arm-kernel, linux-kernel, Gustavo A. R. Silva
Simplify return logic to avoid unnecessary variable assignment.
This issue was detected using Coccinelle and the following
semantic patch:
@@
local idexpression ret;
expression e;
@@
-ret =
+return
e;
-return ret;
Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com>
---
drivers/usb/gadget/udc/udc-xilinx.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/usb/gadget/udc/udc-xilinx.c b/drivers/usb/gadget/udc/udc-xilinx.c
index de207a9..552389d 100644
--- a/drivers/usb/gadget/udc/udc-xilinx.c
+++ b/drivers/usb/gadget/udc/udc-xilinx.c
@@ -1217,14 +1217,13 @@ static const struct usb_ep_ops xusb_ep_ops = {
static int xudc_get_frame(struct usb_gadget *gadget)
{
struct xusb_udc *udc;
- int frame;
if (!gadget)
return -ENODEV;
udc = to_udc(gadget);
- frame = udc->read_fn(udc->addr + XUSB_FRAMENUM_OFFSET);
- return frame;
+
+ return udc->read_fn(udc->addr + XUSB_FRAMENUM_OFFSET);
}
/**
--
2.5.0
^ permalink raw reply related [flat|nested] 4+ messages in thread
* [PATCH] usb: gadget: udc-xilinx: compress return logic into one line
@ 2017-07-10 3:04 ` Gustavo A. R. Silva
0 siblings, 0 replies; 4+ messages in thread
From: Gustavo A. R. Silva @ 2017-07-10 3:04 UTC (permalink / raw)
To: linux-arm-kernel
Simplify return logic to avoid unnecessary variable assignment.
This issue was detected using Coccinelle and the following
semantic patch:
@@
local idexpression ret;
expression e;
@@
-ret =
+return
e;
-return ret;
Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com>
---
drivers/usb/gadget/udc/udc-xilinx.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/usb/gadget/udc/udc-xilinx.c b/drivers/usb/gadget/udc/udc-xilinx.c
index de207a9..552389d 100644
--- a/drivers/usb/gadget/udc/udc-xilinx.c
+++ b/drivers/usb/gadget/udc/udc-xilinx.c
@@ -1217,14 +1217,13 @@ static const struct usb_ep_ops xusb_ep_ops = {
static int xudc_get_frame(struct usb_gadget *gadget)
{
struct xusb_udc *udc;
- int frame;
if (!gadget)
return -ENODEV;
udc = to_udc(gadget);
- frame = udc->read_fn(udc->addr + XUSB_FRAMENUM_OFFSET);
- return frame;
+
+ return udc->read_fn(udc->addr + XUSB_FRAMENUM_OFFSET);
}
/**
--
2.5.0
^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [PATCH] usb: gadget: udc-xilinx: compress return logic into one line
2017-07-10 3:04 ` Gustavo A. R. Silva
@ 2017-07-10 6:32 ` Michal Simek
-1 siblings, 0 replies; 4+ messages in thread
From: Michal Simek @ 2017-07-10 6:32 UTC (permalink / raw)
To: Gustavo A. R. Silva, Felipe Balbi, Greg Kroah-Hartman,
Michal Simek, Sören Brinkmann
Cc: linux-usb, linux-arm-kernel, linux-kernel
On 10.7.2017 05:04, Gustavo A. R. Silva wrote:
> Simplify return logic to avoid unnecessary variable assignment.
>
> This issue was detected using Coccinelle and the following
> semantic patch:
>
> @@
> local idexpression ret;
> expression e;
> @@
>
> -ret =
> +return
> e;
> -return ret;
>
> Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com>
> ---
> drivers/usb/gadget/udc/udc-xilinx.c | 5 ++---
> 1 file changed, 2 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/usb/gadget/udc/udc-xilinx.c b/drivers/usb/gadget/udc/udc-xilinx.c
> index de207a9..552389d 100644
> --- a/drivers/usb/gadget/udc/udc-xilinx.c
> +++ b/drivers/usb/gadget/udc/udc-xilinx.c
> @@ -1217,14 +1217,13 @@ static const struct usb_ep_ops xusb_ep_ops = {
> static int xudc_get_frame(struct usb_gadget *gadget)
> {
> struct xusb_udc *udc;
> - int frame;
>
> if (!gadget)
> return -ENODEV;
>
> udc = to_udc(gadget);
> - frame = udc->read_fn(udc->addr + XUSB_FRAMENUM_OFFSET);
> - return frame;
> +
> + return udc->read_fn(udc->addr + XUSB_FRAMENUM_OFFSET);
> }
>
> /**
>
Acked-by: Michal Simek <michal.simek@xilinx.com>
Thanks,
Michal
^ permalink raw reply [flat|nested] 4+ messages in thread
* [PATCH] usb: gadget: udc-xilinx: compress return logic into one line
@ 2017-07-10 6:32 ` Michal Simek
0 siblings, 0 replies; 4+ messages in thread
From: Michal Simek @ 2017-07-10 6:32 UTC (permalink / raw)
To: linux-arm-kernel
On 10.7.2017 05:04, Gustavo A. R. Silva wrote:
> Simplify return logic to avoid unnecessary variable assignment.
>
> This issue was detected using Coccinelle and the following
> semantic patch:
>
> @@
> local idexpression ret;
> expression e;
> @@
>
> -ret =
> +return
> e;
> -return ret;
>
> Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com>
> ---
> drivers/usb/gadget/udc/udc-xilinx.c | 5 ++---
> 1 file changed, 2 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/usb/gadget/udc/udc-xilinx.c b/drivers/usb/gadget/udc/udc-xilinx.c
> index de207a9..552389d 100644
> --- a/drivers/usb/gadget/udc/udc-xilinx.c
> +++ b/drivers/usb/gadget/udc/udc-xilinx.c
> @@ -1217,14 +1217,13 @@ static const struct usb_ep_ops xusb_ep_ops = {
> static int xudc_get_frame(struct usb_gadget *gadget)
> {
> struct xusb_udc *udc;
> - int frame;
>
> if (!gadget)
> return -ENODEV;
>
> udc = to_udc(gadget);
> - frame = udc->read_fn(udc->addr + XUSB_FRAMENUM_OFFSET);
> - return frame;
> +
> + return udc->read_fn(udc->addr + XUSB_FRAMENUM_OFFSET);
> }
>
> /**
>
Acked-by: Michal Simek <michal.simek@xilinx.com>
Thanks,
Michal
^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2017-07-10 6:33 UTC | newest]
Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
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2017-07-10 3:04 [PATCH] usb: gadget: udc-xilinx: compress return logic into one line Gustavo A. R. Silva
2017-07-10 3:04 ` Gustavo A. R. Silva
2017-07-10 6:32 ` Michal Simek
2017-07-10 6:32 ` Michal Simek
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