diff options
Diffstat (limited to 'drivers/usb/core/devio.c')
| -rw-r--r-- | drivers/usb/core/devio.c | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c index 986abde07683..38ae877c46e3 100644 --- a/drivers/usb/core/devio.c +++ b/drivers/usb/core/devio.c @@ -103,7 +103,7 @@ MODULE_PARM_DESC(usbfs_snoop, "true to log all usbfs traffic"); #define snoop(dev, format, arg...) \ do { \ if (usbfs_snoop) \ - dev_info(dev , format , ## arg); \ + dev_info(dev, format, ## arg); \ } while (0) enum snoop_when { @@ -1082,7 +1082,8 @@ static int proc_bulk(struct usb_dev_state *ps, void __user *arg) ret = usbfs_increase_memory_usage(len1 + sizeof(struct urb)); if (ret) return ret; - if (!(tbuf = kmalloc(len1, GFP_KERNEL))) { + tbuf = kmalloc(len1, GFP_KERNEL); + if (!tbuf) { ret = -ENOMEM; goto done; } @@ -1224,7 +1225,8 @@ static int proc_setintf(struct usb_dev_state *ps, void __user *arg) if (copy_from_user(&setintf, arg, sizeof(setintf))) return -EFAULT; - if ((ret = checkintf(ps, setintf.interface))) + ret = checkintf(ps, setintf.interface); + if (ret) return ret; destroy_async_on_interface(ps, setintf.interface); @@ -1319,7 +1321,7 @@ static int proc_do_submiturb(struct usb_dev_state *ps, struct usbdevfs_urb *uurb is_in = (uurb->endpoint & USB_ENDPOINT_DIR_MASK) != 0; u = 0; - switch(uurb->type) { + switch (uurb->type) { case USBDEVFS_URB_TYPE_CONTROL: if (!usb_endpoint_xfer_control(&ep->desc)) return -EINVAL; @@ -1393,7 +1395,8 @@ static int proc_do_submiturb(struct usb_dev_state *ps, struct usbdevfs_urb *uurb number_of_packets = uurb->number_of_packets; isofrmlen = sizeof(struct usbdevfs_iso_packet_desc) * number_of_packets; - if (!(isopkt = kmalloc(isofrmlen, GFP_KERNEL))) + isopkt = kmalloc(isofrmlen, GFP_KERNEL); + if (!isopkt) return -ENOMEM; if (copy_from_user(isopkt, iso_frame_desc, isofrmlen)) { ret = -EFAULT; @@ -1904,7 +1907,8 @@ static int proc_releaseinterface(struct usb_dev_state *ps, void __user *arg) if (get_user(ifnum, (unsigned int __user *)arg)) return -EFAULT; - if ((ret = releaseintf(ps, ifnum)) < 0) + ret = releaseintf(ps, ifnum); + if (ret < 0) return ret; destroy_async_on_interface (ps, ifnum); return 0; @@ -1919,7 +1923,8 @@ static int proc_ioctl(struct usb_dev_state *ps, struct usbdevfs_ioctl *ctl) struct usb_driver *driver = NULL; /* alloc buffer */ - if ((size = _IOC_SIZE(ctl->ioctl_code)) > 0) { + size = _IOC_SIZE(ctl->ioctl_code); + if (size > 0) { buf = kmalloc(size, GFP_KERNEL); if (buf == NULL) return -ENOMEM; |