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authorTakashi Iwai <tiwai@suse.de>2009-12-25 14:17:48 +0100
committerTakashi Iwai <tiwai@suse.de>2009-12-25 14:17:48 +0100
commit15e7f8b92aed71819411025279cd3df37f8c636b (patch)
tree6bc90fd9fcdd4e58321e3f881b2fbcb108a6a654 /drivers/usb/core/sysfs.c
parent21949f00a022e090a7e8bc9a01dfca88273c6146 (diff)
parentef18beded8ddbaafdf4914bab209f77e60ae3a18 (diff)
Merge branch 'fix/hda' into topic/hda
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);