diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-10-13 21:10:33 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-10-13 21:10:33 +0400 |
| commit | 03266d28ca5bf1959ee91dc6554c01b790975352 (patch) | |
| tree | f98e36f3d3108344a82e9ccdb30790121ed93b5e /drivers/hid/hidraw.c | |
| parent | ae445b9134126314844ad9e84010bae5e6684103 (diff) | |
| parent | b0e14951ee0f6c29abc64b92ec7075a159ede37c (diff) | |
| download | linux-03266d28ca5bf1959ee91dc6554c01b790975352.tar.xz | |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid:
HID: fix possible deadlock in hidraw_read
HID: fix kerneldoc comment for hid_input_report()
HID: add __init/__exit macros to twinhan.c
Diffstat (limited to 'drivers/hid/hidraw.c')
| -rw-r--r-- | drivers/hid/hidraw.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/hid/hidraw.c b/drivers/hid/hidraw.c index ba05275e5104..cdd136942bca 100644 --- a/drivers/hid/hidraw.c +++ b/drivers/hid/hidraw.c @@ -48,10 +48,9 @@ static ssize_t hidraw_read(struct file *file, char __user *buffer, size_t count, char *report; DECLARE_WAITQUEUE(wait, current); - while (ret == 0) { - - mutex_lock(&list->read_mutex); + mutex_lock(&list->read_mutex); + while (ret == 0) { if (list->head == list->tail) { add_wait_queue(&list->hidraw->wait, &wait); set_current_state(TASK_INTERRUPTIBLE); |