diff options
| author | John W. Linville <linville@tuxdriver.com> | 2010-08-16 14:40:44 -0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2010-08-16 14:40:44 -0400 |
| commit | 9714d315d28aef77a097fe905b25cc273c3d72ad (patch) | |
| tree | 0ae1150b0723e925785ce774c3554f29fda050f6 /drivers/char/n_gsm.c | |
| parent | 84c164a34ffe67908a932a2d641ec1a80c2d5435 (diff) | |
| parent | 6ccf15a1a76d2ff915cdef6ae4d12d0170087118 (diff) | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6
Diffstat (limited to 'drivers/char/n_gsm.c')
| -rw-r--r-- | drivers/char/n_gsm.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/char/n_gsm.c b/drivers/char/n_gsm.c index c4161d5e053d..e4089c432f15 100644 --- a/drivers/char/n_gsm.c +++ b/drivers/char/n_gsm.c @@ -904,9 +904,7 @@ static void gsm_dlci_data_sweep(struct gsm_mux *gsm) int len; /* Priority ordering: We should do priority with RR of the groups */ int i = 1; - unsigned long flags; - spin_lock_irqsave(&gsm->tx_lock, flags); while (i < NUM_DLCI) { struct gsm_dlci *dlci; @@ -927,7 +925,6 @@ static void gsm_dlci_data_sweep(struct gsm_mux *gsm) if (len == 0) i++; } - spin_unlock_irqrestore(&gsm->tx_lock, flags); } /** @@ -2230,12 +2227,16 @@ static int gsmld_open(struct tty_struct *tty) static void gsmld_write_wakeup(struct tty_struct *tty) { struct gsm_mux *gsm = tty->disc_data; + unsigned long flags; /* Queue poll */ clear_bit(TTY_DO_WRITE_WAKEUP, &tty->flags); gsm_data_kick(gsm); - if (gsm->tx_bytes < TX_THRESH_LO) + if (gsm->tx_bytes < TX_THRESH_LO) { + spin_lock_irqsave(&gsm->tx_lock, flags); gsm_dlci_data_sweep(gsm); + spin_unlock_irqrestore(&gsm->tx_lock, flags); + } } /** |