From e37a97d44038700ff8c2f1080f71fdfc3a4c0c1e Mon Sep 17 00:00:00 2001
From: Dmitry Torokhov <dtor@insightbb.com>
Date: Thu, 3 May 2007 00:57:29 -0400
Subject: [PATCH] Input: drivers/usb/input - usb_buffer_free() cleanup
usb_buffer_free() now handles NULLs so remove unneeded checks
form callers.
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
---
drivers/usb/input/ati_remote2.c | 4 +---
drivers/usb/input/powermate.c | 10 ++++------
drivers/usb/input/usbtouchscreen.c | 5 ++---
drivers/usb/input/yealink.c | 23 +++++++++++------------
4 files changed, 18 insertions(+), 24 deletions(-)
diff --git a/drivers/usb/input/ati_remote2.c b/drivers/usb/input/ati_remote2.c
index a9032aa3465f..1031543e5c3f 100644
--- a/drivers/usb/input/ati_remote2.c
+++ b/drivers/usb/input/ati_remote2.c
@@ -405,9 +405,7 @@ static void ati_remote2_urb_cleanup(struct ati_remote2 *ar2)
for (i = 0; i < 2; i++) {
usb_free_urb(ar2->urb[i]);
-
- if (ar2->buf[i])
- usb_buffer_free(ar2->udev, 4, ar2->buf[i], ar2->buf_dma[i]);
+ usb_buffer_free(ar2->udev, 4, ar2->buf[i], ar2->buf_dma[i]);
}
}
diff --git a/drivers/usb/input/powermate.c b/drivers/usb/input/powermate.c
index 4f93a760faee..448a470d28f2 100644
--- a/drivers/usb/input/powermate.c
+++ b/drivers/usb/input/powermate.c
@@ -291,12 +291,10 @@ static int powermate_alloc_buffers(struct usb_device *udev, struct powermate_dev
static void powermate_free_buffers(struct usb_device *udev, struct powermate_device *pm)
{
- if (pm->data)
- usb_buffer_free(udev, POWERMATE_PAYLOAD_SIZE_MAX,
- pm->data, pm->data_dma);
- if (pm->configcr)
- usb_buffer_free(udev, sizeof(*(pm->configcr)),
- pm->configcr, pm->configcr_dma);
+ usb_buffer_free(udev, POWERMATE_PAYLOAD_SIZE_MAX,
+ pm->data, pm->data_dma);
+ usb_buffer_free(udev, sizeof(*(pm->configcr)),
+ pm->configcr, pm->configcr_dma);
}
/* Called whenever a USB device matching one in our supported devices table is connected */
diff --git a/drivers/usb/input/usbtouchscreen.c b/drivers/usb/input/usbtouchscreen.c
index e0829413336b..8e18e6c64777 100644
--- a/drivers/usb/input/usbtouchscreen.c
+++ b/drivers/usb/input/usbtouchscreen.c
@@ -668,9 +668,8 @@ static void usbtouch_close(struct input_dev *input)
static void usbtouch_free_buffers(struct usb_device *udev,
struct usbtouch_usb *usbtouch)
{
- if (usbtouch->data)
- usb_buffer_free(udev, usbtouch->type->rept_size,
- usbtouch->data, usbtouch->data_dma);
+ usb_buffer_free(udev, usbtouch->type->rept_size,
+ usbtouch->data, usbtouch->data_dma);
kfree(usbtouch->buffer);
}
diff --git a/drivers/usb/input/yealink.c b/drivers/usb/input/yealink.c
index c54f1a5dcb4a..fc645b299189 100644
--- a/drivers/usb/input/yealink.c
+++ b/drivers/usb/input/yealink.c
@@ -818,18 +818,17 @@ static int usb_cleanup(struct yealink_dev *yld, int err)
else
input_unregister_device(yld->idev);
}
- if (yld->ctl_req)
- usb_buffer_free(yld->udev, sizeof(*(yld->ctl_req)),
- yld->ctl_req, yld->ctl_req_dma);
- if (yld->ctl_data)
- usb_buffer_free(yld->udev, USB_PKT_LEN,
- yld->ctl_data, yld->ctl_dma);
- if (yld->irq_data)
- usb_buffer_free(yld->udev, USB_PKT_LEN,
- yld->irq_data, yld->irq_dma);
-
- usb_free_urb(yld->urb_irq); /* parameter validation in core/urb */
- usb_free_urb(yld->urb_ctl); /* parameter validation in core/urb */
+
+ usb_free_urb(yld->urb_irq);
+ usb_free_urb(yld->urb_ctl);
+
+ usb_buffer_free(yld->udev, sizeof(*(yld->ctl_req)),
+ yld->ctl_req, yld->ctl_req_dma);
+ usb_buffer_free(yld->udev, USB_PKT_LEN,
+ yld->ctl_data, yld->ctl_dma);
+ usb_buffer_free(yld->udev, USB_PKT_LEN,
+ yld->irq_data, yld->irq_dma);
+
kfree(yld);
return err;
}
--
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