aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2018-01-13 14:10:32 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2018-01-13 14:10:32 -0800
commit2c1cfa49901839136e578ca516a7e230182da024 (patch)
tree65b59ab16826869a104871b638c0536bfb285494
parentd5a047fd92c6e0db7d56b9e20200cc30f6c7c8e2 (diff)
parent1a2e91e795def04e15fac87b8e16b635691d0b82 (diff)
downloadlinux-stericsson-2c1cfa49901839136e578ca516a7e230182da024.tar.gz
Merge tag 'usb-4.15-rc8' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb
Pull USB fixes from Greg KH: "Here are some small USB fixes and device ids for 4.15-rc8 Nothing major, small fixes for various devices, some resolutions for bugs found by fuzzers, and the usual handful of new device ids. All of these have been in linux-next with no reported issues" * tag 'usb-4.15-rc8' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: Documentation: usb: fix typo in UVC gadgetfs config command usb: misc: usb3503: make sure reset is low for at least 100us uas: ignore UAS for Norelsys NS1068(X) chips USB: UDC core: fix double-free in usb_add_gadget_udc_release USB: fix usbmon BUG trigger usbip: vudc_tx: fix v_send_ret_submit() vulnerability to null xfer buffer usbip: remove kernel addresses from usb device and urb debug msgs usbip: fix vudc_rx: harden CMD_SUBMIT path to handle malicious input USB: serial: cp210x: add new device ID ELV ALC 8xxx USB: serial: cp210x: add IDs for LifeScan OneTouch Verio IQ
-rw-r--r--Documentation/usb/gadget-testing.txt2
-rw-r--r--drivers/usb/gadget/udc/core.c28
-rw-r--r--drivers/usb/misc/usb3503.c2
-rw-r--r--drivers/usb/mon/mon_bin.c8
-rw-r--r--drivers/usb/serial/cp210x.c2
-rw-r--r--drivers/usb/storage/unusual_uas.h7
-rw-r--r--drivers/usb/usbip/usbip_common.c17
-rw-r--r--drivers/usb/usbip/vudc_rx.c19
-rw-r--r--drivers/usb/usbip/vudc_tx.c11
9 files changed, 63 insertions, 33 deletions
diff --git a/Documentation/usb/gadget-testing.txt b/Documentation/usb/gadget-testing.txt
index 441a4b9b666f..5908a21fddb6 100644
--- a/Documentation/usb/gadget-testing.txt
+++ b/Documentation/usb/gadget-testing.txt
@@ -693,7 +693,7 @@ such specification consists of a number of lines with an inverval value
in each line. The rules stated above are best illustrated with an example:
# mkdir functions/uvc.usb0/control/header/h
-# cd functions/uvc.usb0/control/header/h
+# cd functions/uvc.usb0/control/
# ln -s header/h class/fs
# ln -s header/h class/ss
# mkdir -p functions/uvc.usb0/streaming/uncompressed/u/360p
diff --git a/drivers/usb/gadget/udc/core.c b/drivers/usb/gadget/udc/core.c
index 93eff7dec2f5..1b3efb14aec7 100644
--- a/drivers/usb/gadget/udc/core.c
+++ b/drivers/usb/gadget/udc/core.c
@@ -1147,11 +1147,7 @@ int usb_add_gadget_udc_release(struct device *parent, struct usb_gadget *gadget,
udc = kzalloc(sizeof(*udc), GFP_KERNEL);
if (!udc)
- goto err1;
-
- ret = device_add(&gadget->dev);
- if (ret)
- goto err2;
+ goto err_put_gadget;
device_initialize(&udc->dev);
udc->dev.release = usb_udc_release;
@@ -1160,7 +1156,11 @@ int usb_add_gadget_udc_release(struct device *parent, struct usb_gadget *gadget,
udc->dev.parent = parent;
ret = dev_set_name(&udc->dev, "%s", kobject_name(&parent->kobj));
if (ret)
- goto err3;
+ goto err_put_udc;
+
+ ret = device_add(&gadget->dev);
+ if (ret)
+ goto err_put_udc;
udc->gadget = gadget;
gadget->udc = udc;
@@ -1170,7 +1170,7 @@ int usb_add_gadget_udc_release(struct device *parent, struct usb_gadget *gadget,
ret = device_add(&udc->dev);
if (ret)
- goto err4;
+ goto err_unlist_udc;
usb_gadget_set_state(gadget, USB_STATE_NOTATTACHED);
udc->vbus = true;
@@ -1178,27 +1178,25 @@ int usb_add_gadget_udc_release(struct device *parent, struct usb_gadget *gadget,
/* pick up one of pending gadget drivers */
ret = check_pending_gadget_drivers(udc);
if (ret)
- goto err5;
+ goto err_del_udc;
mutex_unlock(&udc_lock);
return 0;
-err5:
+ err_del_udc:
device_del(&udc->dev);
-err4:
+ err_unlist_udc:
list_del(&udc->list);
mutex_unlock(&udc_lock);
-err3:
- put_device(&udc->dev);
device_del(&gadget->dev);
-err2:
- kfree(udc);
+ err_put_udc:
+ put_device(&udc->dev);
-err1:
+ err_put_gadget:
put_device(&gadget->dev);
return ret;
}
diff --git a/drivers/usb/misc/usb3503.c b/drivers/usb/misc/usb3503.c
index 465dbf68b463..f723f7b8c9ac 100644
--- a/drivers/usb/misc/usb3503.c
+++ b/drivers/usb/misc/usb3503.c
@@ -279,6 +279,8 @@ static int usb3503_probe(struct usb3503 *hub)
if (gpio_is_valid(hub->gpio_reset)) {
err = devm_gpio_request_one(dev, hub->gpio_reset,
GPIOF_OUT_INIT_LOW, "usb3503 reset");
+ /* Datasheet defines a hardware reset to be at least 100us */
+ usleep_range(100, 10000);
if (err) {
dev_err(dev,
"unable to request GPIO %d as reset pin (%d)\n",
diff --git a/drivers/usb/mon/mon_bin.c b/drivers/usb/mon/mon_bin.c
index f6ae753ab99b..f932f40302df 100644
--- a/drivers/usb/mon/mon_bin.c
+++ b/drivers/usb/mon/mon_bin.c
@@ -1004,7 +1004,9 @@ static long mon_bin_ioctl(struct file *file, unsigned int cmd, unsigned long arg
break;
case MON_IOCQ_RING_SIZE:
+ mutex_lock(&rp->fetch_lock);
ret = rp->b_size;
+ mutex_unlock(&rp->fetch_lock);
break;
case MON_IOCT_RING_SIZE:
@@ -1231,12 +1233,16 @@ static int mon_bin_vma_fault(struct vm_fault *vmf)
unsigned long offset, chunk_idx;
struct page *pageptr;
+ mutex_lock(&rp->fetch_lock);
offset = vmf->pgoff << PAGE_SHIFT;
- if (offset >= rp->b_size)
+ if (offset >= rp->b_size) {
+ mutex_unlock(&rp->fetch_lock);
return VM_FAULT_SIGBUS;
+ }
chunk_idx = offset / CHUNK_SIZE;
pageptr = rp->b_vec[chunk_idx].pg;
get_page(pageptr);
+ mutex_unlock(&rp->fetch_lock);
vmf->page = pageptr;
return 0;
}
diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
index 7c6273bf5beb..06d502b3e913 100644
--- a/drivers/usb/serial/cp210x.c
+++ b/drivers/usb/serial/cp210x.c
@@ -124,6 +124,7 @@ static const struct usb_device_id id_table[] = {
{ USB_DEVICE(0x10C4, 0x8470) }, /* Juniper Networks BX Series System Console */
{ USB_DEVICE(0x10C4, 0x8477) }, /* Balluff RFID */
{ USB_DEVICE(0x10C4, 0x84B6) }, /* Starizona Hyperion */
+ { USB_DEVICE(0x10C4, 0x85A7) }, /* LifeScan OneTouch Verio IQ */
{ USB_DEVICE(0x10C4, 0x85EA) }, /* AC-Services IBUS-IF */
{ USB_DEVICE(0x10C4, 0x85EB) }, /* AC-Services CIS-IBUS */
{ USB_DEVICE(0x10C4, 0x85F8) }, /* Virtenio Preon32 */
@@ -174,6 +175,7 @@ static const struct usb_device_id id_table[] = {
{ USB_DEVICE(0x1843, 0x0200) }, /* Vaisala USB Instrument Cable */
{ USB_DEVICE(0x18EF, 0xE00F) }, /* ELV USB-I2C-Interface */
{ USB_DEVICE(0x18EF, 0xE025) }, /* ELV Marble Sound Board 1 */
+ { USB_DEVICE(0x18EF, 0xE030) }, /* ELV ALC 8xxx Battery Charger */
{ USB_DEVICE(0x18EF, 0xE032) }, /* ELV TFD500 Data Logger */
{ USB_DEVICE(0x1901, 0x0190) }, /* GE B850 CP2105 Recorder interface */
{ USB_DEVICE(0x1901, 0x0193) }, /* GE B650 CP2104 PMC interface */
diff --git a/drivers/usb/storage/unusual_uas.h b/drivers/usb/storage/unusual_uas.h
index e6127fb21c12..a7d08ae0adad 100644
--- a/drivers/usb/storage/unusual_uas.h
+++ b/drivers/usb/storage/unusual_uas.h
@@ -143,6 +143,13 @@ UNUSUAL_DEV(0x2109, 0x0711, 0x0000, 0x9999,
USB_SC_DEVICE, USB_PR_DEVICE, NULL,
US_FL_NO_ATA_1X),
+/* Reported-by: Icenowy Zheng <icenowy@aosc.io> */
+UNUSUAL_DEV(0x2537, 0x1068, 0x0000, 0x9999,
+ "Norelsys",
+ "NS1068X",
+ USB_SC_DEVICE, USB_PR_DEVICE, NULL,
+ US_FL_IGNORE_UAS),
+
/* Reported-by: Takeo Nakayama <javhera@gmx.com> */
UNUSUAL_DEV(0x357d, 0x7788, 0x0000, 0x9999,
"JMicron",
diff --git a/drivers/usb/usbip/usbip_common.c b/drivers/usb/usbip/usbip_common.c
index 7b219d9109b4..ee2bbce24584 100644
--- a/drivers/usb/usbip/usbip_common.c
+++ b/drivers/usb/usbip/usbip_common.c
@@ -91,7 +91,7 @@ static void usbip_dump_usb_device(struct usb_device *udev)
dev_dbg(dev, " devnum(%d) devpath(%s) usb speed(%s)",
udev->devnum, udev->devpath, usb_speed_string(udev->speed));
- pr_debug("tt %p, ttport %d\n", udev->tt, udev->ttport);
+ pr_debug("tt hub ttport %d\n", udev->ttport);
dev_dbg(dev, " ");
for (i = 0; i < 16; i++)
@@ -124,12 +124,8 @@ static void usbip_dump_usb_device(struct usb_device *udev)
}
pr_debug("\n");
- dev_dbg(dev, "parent %p, bus %p\n", udev->parent, udev->bus);
-
- dev_dbg(dev,
- "descriptor %p, config %p, actconfig %p, rawdescriptors %p\n",
- &udev->descriptor, udev->config,
- udev->actconfig, udev->rawdescriptors);
+ dev_dbg(dev, "parent %s, bus %s\n", dev_name(&udev->parent->dev),
+ udev->bus->bus_name);
dev_dbg(dev, "have_langid %d, string_langid %d\n",
udev->have_langid, udev->string_langid);
@@ -237,9 +233,6 @@ void usbip_dump_urb(struct urb *urb)
dev = &urb->dev->dev;
- dev_dbg(dev, " urb :%p\n", urb);
- dev_dbg(dev, " dev :%p\n", urb->dev);
-
usbip_dump_usb_device(urb->dev);
dev_dbg(dev, " pipe :%08x ", urb->pipe);
@@ -248,11 +241,9 @@ void usbip_dump_urb(struct urb *urb)
dev_dbg(dev, " status :%d\n", urb->status);
dev_dbg(dev, " transfer_flags :%08X\n", urb->transfer_flags);
- dev_dbg(dev, " transfer_buffer :%p\n", urb->transfer_buffer);
dev_dbg(dev, " transfer_buffer_length:%d\n",
urb->transfer_buffer_length);
dev_dbg(dev, " actual_length :%d\n", urb->actual_length);
- dev_dbg(dev, " setup_packet :%p\n", urb->setup_packet);
if (urb->setup_packet && usb_pipetype(urb->pipe) == PIPE_CONTROL)
usbip_dump_usb_ctrlrequest(
@@ -262,8 +253,6 @@ void usbip_dump_urb(struct urb *urb)
dev_dbg(dev, " number_of_packets :%d\n", urb->number_of_packets);
dev_dbg(dev, " interval :%d\n", urb->interval);
dev_dbg(dev, " error_count :%d\n", urb->error_count);
- dev_dbg(dev, " context :%p\n", urb->context);
- dev_dbg(dev, " complete :%p\n", urb->complete);
}
EXPORT_SYMBOL_GPL(usbip_dump_urb);
diff --git a/drivers/usb/usbip/vudc_rx.c b/drivers/usb/usbip/vudc_rx.c
index df1e30989148..1e8a23d92cb4 100644
--- a/drivers/usb/usbip/vudc_rx.c
+++ b/drivers/usb/usbip/vudc_rx.c
@@ -120,6 +120,25 @@ static int v_recv_cmd_submit(struct vudc *udc,
urb_p->new = 1;
urb_p->seqnum = pdu->base.seqnum;
+ if (urb_p->ep->type == USB_ENDPOINT_XFER_ISOC) {
+ /* validate packet size and number of packets */
+ unsigned int maxp, packets, bytes;
+
+ maxp = usb_endpoint_maxp(urb_p->ep->desc);
+ maxp *= usb_endpoint_maxp_mult(urb_p->ep->desc);
+ bytes = pdu->u.cmd_submit.transfer_buffer_length;
+ packets = DIV_ROUND_UP(bytes, maxp);
+
+ if (pdu->u.cmd_submit.number_of_packets < 0 ||
+ pdu->u.cmd_submit.number_of_packets > packets) {
+ dev_err(&udc->gadget.dev,
+ "CMD_SUBMIT: isoc invalid num packets %d\n",
+ pdu->u.cmd_submit.number_of_packets);
+ ret = -EMSGSIZE;
+ goto free_urbp;
+ }
+ }
+
ret = alloc_urb_from_cmd(&urb_p->urb, pdu, urb_p->ep->type);
if (ret) {
usbip_event_add(&udc->ud, VUDC_EVENT_ERROR_MALLOC);
diff --git a/drivers/usb/usbip/vudc_tx.c b/drivers/usb/usbip/vudc_tx.c
index 1440ae0919ec..3ccb17c3e840 100644
--- a/drivers/usb/usbip/vudc_tx.c
+++ b/drivers/usb/usbip/vudc_tx.c
@@ -85,6 +85,13 @@ static int v_send_ret_submit(struct vudc *udc, struct urbp *urb_p)
memset(&pdu_header, 0, sizeof(pdu_header));
memset(&msg, 0, sizeof(msg));
+ if (urb->actual_length > 0 && !urb->transfer_buffer) {
+ dev_err(&udc->gadget.dev,
+ "urb: actual_length %d transfer_buffer null\n",
+ urb->actual_length);
+ return -1;
+ }
+
if (urb_p->type == USB_ENDPOINT_XFER_ISOC)
iovnum = 2 + urb->number_of_packets;
else
@@ -100,8 +107,8 @@ static int v_send_ret_submit(struct vudc *udc, struct urbp *urb_p)
/* 1. setup usbip_header */
setup_ret_submit_pdu(&pdu_header, urb_p);
- usbip_dbg_stub_tx("setup txdata seqnum: %d urb: %p\n",
- pdu_header.base.seqnum, urb);
+ usbip_dbg_stub_tx("setup txdata seqnum: %d\n",
+ pdu_header.base.seqnum);
usbip_header_correct_endian(&pdu_header, 1);
iov[iovnum].iov_base = &pdu_header;