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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-23 09:08:19 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-23 09:08:19 -0700 |
| commit | e0c6b8a17fb3d4a740386b380ea72aa8388fbf2f (patch) | |
| tree | 45d20c5d14de3ac03ce4a3ca14c4a41dff6db7ec /drivers/char | |
| parent | 710421cc7d295cc59eb2676fe2ba3bc3252c124e (diff) | |
| parent | fda5fe19725edd6805f2fd742235d1a0d0ba93f5 (diff) | |
| download | linux-e0c6b8a17fb3d4a740386b380ea72aa8388fbf2f.tar.bz2 | |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/apm
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/apm:
apm-emulation: apm_mutex breaks ACK; remove it
APM: take over maintainership
Diffstat (limited to 'drivers/char')
| -rw-r--r-- | drivers/char/apm-emulation.c | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/drivers/char/apm-emulation.c b/drivers/char/apm-emulation.c index 45b987c9889e..548708c4b2b8 100644 --- a/drivers/char/apm-emulation.c +++ b/drivers/char/apm-emulation.c @@ -126,7 +126,6 @@ struct apm_user { /* * Local variables */ -static DEFINE_MUTEX(apm_mutex); static atomic_t suspend_acks_pending = ATOMIC_INIT(0); static atomic_t userspace_notification_inhibit = ATOMIC_INIT(0); static int apm_disabled; @@ -275,7 +274,6 @@ apm_ioctl(struct file *filp, u_int cmd, u_long arg) if (!as->suser || !as->writer) return -EPERM; - mutex_lock(&apm_mutex); switch (cmd) { case APM_IOC_SUSPEND: mutex_lock(&state_lock); @@ -336,7 +334,6 @@ apm_ioctl(struct file *filp, u_int cmd, u_long arg) mutex_unlock(&state_lock); break; } - mutex_unlock(&apm_mutex); return err; } @@ -371,7 +368,6 @@ static int apm_open(struct inode * inode, struct file * filp) { struct apm_user *as; - mutex_lock(&apm_mutex); as = kzalloc(sizeof(*as), GFP_KERNEL); if (as) { /* @@ -391,7 +387,6 @@ static int apm_open(struct inode * inode, struct file * filp) filp->private_data = as; } - mutex_unlock(&apm_mutex); return as ? 0 : -ENOMEM; } |