diff options
| author | Tilman Schmidt <tilman@imap.cc> | 2007-10-16 01:27:50 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-16 09:43:10 -0700 |
| commit | 4d1ff582246de67b15e3cd2427a39875943ae895 (patch) | |
| tree | 659e1afb58fbaaf9ed70a830cb6fc6f69398d6e6 /drivers/isdn/gigaset/i4l.c | |
| parent | f438d914b220051d4cbc65cbc5d98e163c85c93b (diff) | |
gigaset: remove pointless locking
Remove pointless taking of spinlock around reading a single pointer-sized
or smaller variable.
Signed-off-by: Tilman Schmidt <tilman@imap.cc>
Acked-by: Karsten Keil <kkeil@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/isdn/gigaset/i4l.c')
| -rw-r--r-- | drivers/isdn/gigaset/i4l.c | 12 |
1 files changed, 2 insertions, 10 deletions
diff --git a/drivers/isdn/gigaset/i4l.c b/drivers/isdn/gigaset/i4l.c index 1654fa413575..9e089f06a942 100644 --- a/drivers/isdn/gigaset/i4l.c +++ b/drivers/isdn/gigaset/i4l.c @@ -109,13 +109,9 @@ EXPORT_SYMBOL_GPL(gigaset_skb_sent); static int command_from_LL(isdn_ctrl *cntrl) { struct cardstate *cs = gigaset_get_cs_by_id(cntrl->driver); - //isdn_ctrl response; - //unsigned long flags; struct bc_state *bcs; int retval = 0; struct setup_parm *sp; - unsigned param; - unsigned long flags; gigaset_debugdrivers(); @@ -162,12 +158,8 @@ static int command_from_LL(isdn_ctrl *cntrl) } *sp = cntrl->parm.setup; - spin_lock_irqsave(&cs->lock, flags); - param = bcs->at_state.seq_index; - spin_unlock_irqrestore(&cs->lock, flags); - - if (!gigaset_add_event(cs, &bcs->at_state, EV_DIAL, sp, param, - NULL)) { + if (!gigaset_add_event(cs, &bcs->at_state, EV_DIAL, sp, + bcs->at_state.seq_index, NULL)) { //FIXME what should we do? kfree(sp); gigaset_free_channel(bcs); |