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Diffstat (limited to 'drivers/usb/core')
-rw-r--r--drivers/usb/core/Kconfig3
-rw-r--r--drivers/usb/core/hub.c10
-rw-r--r--drivers/usb/core/inode.c2
3 files changed, 10 insertions, 5 deletions
diff --git a/drivers/usb/core/Kconfig b/drivers/usb/core/Kconfig
index a08787e253a..6e3b5358a76 100644
--- a/drivers/usb/core/Kconfig
+++ b/drivers/usb/core/Kconfig
@@ -31,9 +31,6 @@ config USB_DEVICEFS
For the format of the various /proc/bus/usb/ files, please read
<file:Documentation/usb/proc_usb_info.txt>.
- Please note that this code is completely unrelated to devfs, the
- "/dev file system support".
-
Most users want to say Y here.
config USB_BANDWIDTH
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 875596e98e4..26c8cb5f3e6 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -1790,7 +1790,10 @@ static int finish_device_resume(struct usb_device *udev)
* and device drivers will know about any resume quirks.
*/
status = usb_get_status(udev, USB_RECIP_DEVICE, 0, &devstatus);
- if (status < 2)
+ if (status >= 0)
+ status = (status == 2 ? 0 : -ENODEV);
+
+ if (status)
dev_dbg(&udev->dev,
"gone after usb resume? status %d\n",
status);
@@ -1879,7 +1882,12 @@ hub_port_resume(struct usb_hub *hub, int port1, struct usb_device *udev)
dev_dbg(hub->intfdev,
"port %d status %04x.%04x after resume, %d\n",
port1, portchange, devstatus, status);
+ if (status >= 0)
+ status = -ENODEV;
} else {
+ if (portchange & USB_PORT_STAT_C_SUSPEND)
+ clear_port_feature(hub->hdev, port1,
+ USB_PORT_FEAT_C_SUSPEND);
/* TRSMRCY = 10 msec */
msleep(10);
if (udev)
diff --git a/drivers/usb/core/inode.c b/drivers/usb/core/inode.c
index f48c3dbc367..3182c2224ba 100644
--- a/drivers/usb/core/inode.c
+++ b/drivers/usb/core/inode.c
@@ -695,7 +695,7 @@ static void usbfs_remove_device(struct usb_device *dev)
wake_up_all(&ds->wait);
list_del_init(&ds->list);
if (ds->discsignr) {
- sinfo.si_signo = SIGPIPE;
+ sinfo.si_signo = ds->discsignr;
sinfo.si_errno = EPIPE;
sinfo.si_code = SI_ASYNCIO;
sinfo.si_addr = ds->disccontext;