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authorLinus Torvalds <torvalds@linux-foundation.org>2009-12-23 13:35:19 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-12-23 13:35:19 -0800
commit17a3be341e55b49e4579634281b86f1eb0bad8e8 (patch)
tree7c2857db7afb9b0fca2a15b1602333b2c5125780 /drivers/usb/core/sysfs.c
parentf793067eb91afa37904d33075bd44fd8b2774b8a (diff)
parent37e9066b2f85480d99d3795373f5ef0b00ac1189 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6: (30 commits) USB: Fix a bug on appledisplay.c regarding signedness USB: option: support hi speed for modem Haier CE100 USB: audio gadget: free alsa devices when unloading USB: audio gadget: fix wTotalLength calculation usb: otg: isp1301_omap: fix compile error USB: musb: workaround Blackfin FIFO anomalies USB: musb: Fix array index out of bounds issue USB: musb: Fix null pointer dereference issue USB: musb: correct DMA address for tx USB: musb: gadget_ep0: avoid SetupEnd interrupt USB: musb: fix for crash in DM646x USB when (CPPI)DMA is enabled USB: musb: do not work if no gadget driver is loaded USB: musb: gadget: set otg tranceiver to idle when registering gadget USB: musb: Populate the VBUS GPIO with the correct GPIO number USB: musb: MAINTAINERS: Fix my tree's address USB: musb: fix compiling warning with min() macro USB: musb: move musb_remove to __exit USB: musb_gadget: fix kernel oops in txstate() USB: ftdi_sio: sort PID/VID entries in new ftdi_sio_ids.h header USB: ftdi_sio: isolate all device IDs to new ftdi_sio_ids.h header ...
Diffstat (limited to 'drivers/usb/core/sysfs.c')
-rw-r--r--drivers/usb/core/sysfs.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/usb/core/sysfs.c b/drivers/usb/core/sysfs.c
index 15477008b631..485edf937f25 100644
--- a/drivers/usb/core/sysfs.c
+++ b/drivers/usb/core/sysfs.c
@@ -82,9 +82,13 @@ static ssize_t show_##name(struct device *dev, \
struct device_attribute *attr, char *buf) \
{ \
struct usb_device *udev; \
+ int retval; \
\
udev = to_usb_device(dev); \
- return sprintf(buf, "%s\n", udev->name); \
+ usb_lock_device(udev); \
+ retval = sprintf(buf, "%s\n", udev->name); \
+ usb_unlock_device(udev); \
+ return retval; \
} \
static DEVICE_ATTR(name, S_IRUGO, show_##name, NULL);