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Date: Fri, 9 Jan 2015 23:36:07 -0600
From: Chris Rorvick <chris@...vick.com>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: Chris Rorvick <chris@...vick.com>,
Alexey Khoroshilov <khoroshilov@...ras.ru>,
Davide Berardi <berardi.dav@...il.com>,
devel@...verdev.osuosl.org,
Fabian Mewes <architekt@...ing4coffee.org>,
Gulsah Kose <gulsah.1004@...il.com>,
Himangi Saraogi <himangi774@...il.com>,
Jerry Snitselaar <dev@...tselaar.org>,
L. Alberto Giménez <agimenez@...valve.es>,
linux-kernel@...r.kernel.org, Mikhail Boiko <mm.boiko@...dex.ru>,
Monam Agarwal <monamagarwal123@...il.com>,
Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@...el.com>,
Stefan Hajnoczi <stefanha@...il.com>,
Takashi Iwai <tiwai@...e.de>
Subject: [PATCH 21/25] staging: line6: Pass *_init() `usb_line6' pointers
Casting the `struct usb_line6' pointer at the call point makes the code
difficult to read. This is substantially cleaned up by moving the cast
into the callees.
Signed-off-by: Chris Rorvick <chris@...vick.com>
---
drivers/staging/line6/driver.c | 21 ++++++---------------
drivers/staging/line6/pod.c | 8 ++++----
drivers/staging/line6/pod.h | 2 +-
drivers/staging/line6/podhd.c | 4 ++--
drivers/staging/line6/podhd.h | 2 +-
drivers/staging/line6/toneport.c | 8 ++++----
drivers/staging/line6/toneport.h | 2 +-
drivers/staging/line6/variax.c | 8 ++++----
drivers/staging/line6/variax.h | 2 +-
9 files changed, 24 insertions(+), 33 deletions(-)
diff --git a/drivers/staging/line6/driver.c b/drivers/staging/line6/driver.c
index 4bfef21..08f8051 100644
--- a/drivers/staging/line6/driver.c
+++ b/drivers/staging/line6/driver.c
@@ -959,33 +959,26 @@ static int line6_probe(struct usb_interface *interface,
case LINE6_POCKETPOD:
case LINE6_PODXT:
case LINE6_PODXTPRO:
- ret = line6_pod_init(interface, (struct usb_line6_pod *)line6);
+ ret = line6_pod_init(interface, line6);
break;
case LINE6_PODHD300:
case LINE6_PODHD400:
case LINE6_PODHD500_0:
case LINE6_PODHD500_1:
- ret = line6_podhd_init(interface,
- (struct usb_line6_podhd *)line6);
+ ret = line6_podhd_init(interface, line6);
break;
case LINE6_PODXTLIVE_POD:
- ret =
- line6_pod_init(interface,
- (struct usb_line6_pod *)line6);
+ ret = line6_pod_init(interface, line6);
break;
case LINE6_PODXTLIVE_VARIAX:
- ret =
- line6_variax_init(interface,
- (struct usb_line6_variax *)line6);
+ ret = line6_variax_init(interface, line6);
break;
case LINE6_VARIAX:
- ret =
- line6_variax_init(interface,
- (struct usb_line6_variax *)line6);
+ ret = line6_variax_init(interface, line6);
break;
case LINE6_PODSTUDIO_GX:
@@ -995,9 +988,7 @@ static int line6_probe(struct usb_interface *interface,
case LINE6_TONEPORT_UX1:
case LINE6_TONEPORT_UX2:
case LINE6_GUITARPORT:
- ret =
- line6_toneport_init(interface,
- (struct usb_line6_toneport *)line6);
+ ret = line6_toneport_init(interface, line6);
break;
default:
diff --git a/drivers/staging/line6/pod.c b/drivers/staging/line6/pod.c
index 0fb1788..9292b72 100644
--- a/drivers/staging/line6/pod.c
+++ b/drivers/staging/line6/pod.c
@@ -353,10 +353,10 @@ static int pod_create_files2(struct device *dev)
Try to init POD device.
*/
static int pod_try_init(struct usb_interface *interface,
- struct usb_line6_pod *pod)
+ struct usb_line6 *line6)
{
int err;
- struct usb_line6 *line6 = &pod->line6;
+ struct usb_line6_pod *pod = (struct usb_line6_pod *) line6;
init_timer(&pod->startup_timer);
INIT_WORK(&pod->startup_work, pod_startup4);
@@ -409,9 +409,9 @@ static int pod_try_init(struct usb_interface *interface,
/*
Init POD device (and clean up in case of failure).
*/
-int line6_pod_init(struct usb_interface *interface, struct usb_line6_pod *pod)
+int line6_pod_init(struct usb_interface *interface, struct usb_line6 *line6)
{
- int err = pod_try_init(interface, pod);
+ int err = pod_try_init(interface, line6);
if (err < 0)
pod_destruct(interface);
diff --git a/drivers/staging/line6/pod.h b/drivers/staging/line6/pod.h
index 91fd4c5..cf6c75cd 100644
--- a/drivers/staging/line6/pod.h
+++ b/drivers/staging/line6/pod.h
@@ -88,7 +88,7 @@ struct usb_line6_pod {
extern void line6_pod_disconnect(struct usb_interface *interface);
extern int line6_pod_init(struct usb_interface *interface,
- struct usb_line6_pod *pod);
+ struct usb_line6 *line6);
extern void line6_pod_process_message(struct usb_line6_pod *pod);
#endif
diff --git a/drivers/staging/line6/podhd.c b/drivers/staging/line6/podhd.c
index 7ef4543..3bb942e 100644
--- a/drivers/staging/line6/podhd.c
+++ b/drivers/staging/line6/podhd.c
@@ -121,9 +121,9 @@ static int podhd_try_init(struct usb_interface *interface,
/*
Init POD HD device (and clean up in case of failure).
*/
-int line6_podhd_init(struct usb_interface *interface,
- struct usb_line6_podhd *podhd)
+int line6_podhd_init(struct usb_interface *interface, struct usb_line6 *line6)
{
+ struct usb_line6_podhd *podhd = (struct usb_line6_podhd *) line6;
int err = podhd_try_init(interface, podhd);
if (err < 0)
diff --git a/drivers/staging/line6/podhd.h b/drivers/staging/line6/podhd.h
index 652f740..b7d9568 100644
--- a/drivers/staging/line6/podhd.h
+++ b/drivers/staging/line6/podhd.h
@@ -25,6 +25,6 @@ struct usb_line6_podhd {
extern void line6_podhd_disconnect(struct usb_interface *interface);
extern int line6_podhd_init(struct usb_interface *interface,
- struct usb_line6_podhd *podhd);
+ struct usb_line6 *line6);
#endif /* PODHD_H */
diff --git a/drivers/staging/line6/toneport.c b/drivers/staging/line6/toneport.c
index a2607e7..70fba02 100644
--- a/drivers/staging/line6/toneport.c
+++ b/drivers/staging/line6/toneport.c
@@ -339,10 +339,10 @@ static void toneport_setup(struct usb_line6_toneport *toneport)
Try to init Toneport device.
*/
static int toneport_try_init(struct usb_interface *interface,
- struct usb_line6_toneport *toneport)
+ struct usb_line6 *line6)
{
int err;
- struct usb_line6 *line6 = &toneport->line6;
+ struct usb_line6_toneport *toneport = (struct usb_line6_toneport *) line6;
if ((interface == NULL) || (toneport == NULL))
return -ENODEV;
@@ -411,9 +411,9 @@ static int toneport_try_init(struct usb_interface *interface,
Init Toneport device (and clean up in case of failure).
*/
int line6_toneport_init(struct usb_interface *interface,
- struct usb_line6_toneport *toneport)
+ struct usb_line6 *line6)
{
- int err = toneport_try_init(interface, toneport);
+ int err = toneport_try_init(interface, line6);
if (err < 0)
toneport_destruct(interface);
diff --git a/drivers/staging/line6/toneport.h b/drivers/staging/line6/toneport.h
index 8576b72..af2b4e0 100644
--- a/drivers/staging/line6/toneport.h
+++ b/drivers/staging/line6/toneport.h
@@ -46,7 +46,7 @@ struct usb_line6_toneport {
extern void line6_toneport_disconnect(struct usb_interface *interface);
extern int line6_toneport_init(struct usb_interface *interface,
- struct usb_line6_toneport *toneport);
+ struct usb_line6 *line6);
extern void line6_toneport_reset_resume(struct usb_line6_toneport *toneport);
#endif
diff --git a/drivers/staging/line6/variax.c b/drivers/staging/line6/variax.c
index ae2be99..f5b618b 100644
--- a/drivers/staging/line6/variax.c
+++ b/drivers/staging/line6/variax.c
@@ -174,8 +174,9 @@ static void variax_destruct(struct usb_interface *interface)
Try to init workbench device.
*/
static int variax_try_init(struct usb_interface *interface,
- struct usb_line6_variax *variax)
+ struct usb_line6 *line6)
{
+ struct usb_line6_variax *variax = (struct usb_line6_variax *) line6;
int err;
init_timer(&variax->startup_timer1);
@@ -212,10 +213,9 @@ static int variax_try_init(struct usb_interface *interface,
/*
Init workbench device (and clean up in case of failure).
*/
-int line6_variax_init(struct usb_interface *interface,
- struct usb_line6_variax *variax)
+int line6_variax_init(struct usb_interface *interface, struct usb_line6 *line6)
{
- int err = variax_try_init(interface, variax);
+ int err = variax_try_init(interface, line6);
if (err < 0)
variax_destruct(interface);
diff --git a/drivers/staging/line6/variax.h b/drivers/staging/line6/variax.h
index 24de796..9bf1464 100644
--- a/drivers/staging/line6/variax.h
+++ b/drivers/staging/line6/variax.h
@@ -66,7 +66,7 @@ struct usb_line6_variax {
extern void line6_variax_disconnect(struct usb_interface *interface);
extern int line6_variax_init(struct usb_interface *interface,
- struct usb_line6_variax *variax);
+ struct usb_line6 *line6);
extern void line6_variax_process_message(struct usb_line6_variax *variax);
#endif
--
2.1.0
--
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