Author: pfg
Date: Sat Apr 9 20:36:07 2016
New Revision: 297764
URL: https://svnweb.freebsd.org/changeset/base/297764
Log:
USB: replace 0 with NULL for pointers.
Found with devel/coccinelle.
Reviewed by: hselasky
Modified:
head/lib/libusb/libusb20.c
head/lib/libusbhid/descr.c
head/lib/libusbhid/usage.c
head/sys/dev/usb/net/if_urndis.c
head/sys/dev/usb/usb_transfer.c
Modified: head/lib/libusb/libusb20.c
==============================================================================
--- head/lib/libusb/libusb20.c Sat Apr 9 20:30:50 2016 (r297763)
+++ head/lib/libusb/libusb20.c Sat Apr 9 20:36:07 2016 (r297764)
@@ -139,8 +139,8 @@ libusb20_tr_close(struct libusb20_transf
free(xfer->ppBuffer);
}
/* reset variable fields in case the transfer is opened again */
- xfer->priv_sc0 = 0;
- xfer->priv_sc1 = 0;
+ xfer->priv_sc0 = NULL;
+ xfer->priv_sc1 = NULL;
xfer->is_opened = 0;
xfer->is_pending = 0;
xfer->is_cancel = 0;
Modified: head/lib/libusbhid/descr.c
==============================================================================
--- head/lib/libusbhid/descr.c Sat Apr 9 20:30:50 2016 (r297763)
+++ head/lib/libusbhid/descr.c Sat Apr 9 20:36:07 2016 (r297764)
@@ -159,7 +159,7 @@ hid_use_report_desc(unsigned char *data,
report_desc_t r;
r = malloc(sizeof(*r) + size);
- if (r == 0) {
+ if (r == NULL) {
errno = ENOMEM;
return (NULL);
}
Modified: head/lib/libusbhid/usage.c
==============================================================================
--- head/lib/libusbhid/usage.c Sat Apr 9 20:30:50 2016 (r297763)
+++ head/lib/libusbhid/usage.c Sat Apr 9 20:36:07 2016 (r297764)
@@ -77,9 +77,9 @@ hid_init(const char *hidname)
char line[100], name[100], *p, *n;
int no;
int lineno;
- struct usage_page *curpage = 0;
+ struct usage_page *curpage = NULL;
- if (hidname == 0)
+ if (hidname == NULL)
hidname = _PATH_HIDTABLE;
f = fopen(hidname, "r");
@@ -124,7 +124,7 @@ hid_init(const char *hidname)
curpage->pagesize++;
} else {
if (npages >= npagesmax) {
- if (pages == 0) {
+ if (pages == NULL) {
npagesmax = 5;
pages = malloc(npagesmax *
sizeof (struct usage_page));
Modified: head/sys/dev/usb/net/if_urndis.c
==============================================================================
--- head/sys/dev/usb/net/if_urndis.c Sat Apr 9 20:30:50 2016
(r297763)
+++ head/sys/dev/usb/net/if_urndis.c Sat Apr 9 20:36:07 2016
(r297764)
@@ -235,7 +235,7 @@ urndis_attach(device_t dev)
cmd = usbd_find_descriptor(uaa->device, NULL, uaa->info.bIfaceIndex,
UDESC_CS_INTERFACE, 0xFF, UDESCSUB_CDC_CM, 0xFF);
- if (cmd != 0) {
+ if (cmd != NULL) {
DPRINTF("Call Mode Descriptor found, dataif=%d\n",
cmd->bDataInterface);
iface_index[0] = cmd->bDataInterface;
}
Modified: head/sys/dev/usb/usb_transfer.c
==============================================================================
--- head/sys/dev/usb/usb_transfer.c Sat Apr 9 20:30:50 2016
(r297763)
+++ head/sys/dev/usb/usb_transfer.c Sat Apr 9 20:36:07 2016
(r297764)
@@ -925,7 +925,7 @@ usbd_transfer_setup(struct usb_device *u
DPRINTFN(6, "setup array has zero length!\n");
return (USB_ERR_INVAL);
}
- if (ifaces == 0) {
+ if (ifaces == NULL) {
DPRINTFN(6, "ifaces array is NULL!\n");
return (USB_ERR_INVAL);
}
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