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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2015-07-26 03:05:07 (GMT) |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2015-07-26 03:05:07 (GMT) |
| commit | 82b35f376c71fbd60f5ea0ce27b3c835fa50ed6d (patch) | |
| tree | 903ad77762684699b9135d6b82ef959951d95806 /drivers/tty/serial/serial_core.c | |
| parent | b0de415aa7469606ddf618caf3e2fdc94fa28733 (diff) | |
| parent | 61e86cc90af49cecef9c54ccea1f572fbcb695ac (diff) | |
| download | linux-82b35f376c71fbd60f5ea0ce27b3c835fa50ed6d.tar.xz | |
Merge tag 'tty-4.2-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty
Pull tty/serial driver fixes from Greg KH:
"Here are a number of small serial and tty fixes for reported issues.
All have been in linux-next successfully"
* tag 'tty-4.2-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty:
tty: vt: Fix !TASK_RUNNING diagnostic warning from paste_selection()
serial: core: Fix crashes while echoing when closing
m32r: Add ioreadXX/iowriteXX big-endian mmio accessors
Revert "serial: imx: initialized DMA w/o HW flow enabled"
sc16is7xx: fix FIFO address of secondary UART
sc16is7xx: fix Kconfig dependencies
serial: etraxfs-uart: Fix release etraxfs_uart_ports
tty/vt: Fix the memory leak in visual_init
serial: amba-pl011: Fix devm_ioremap_resource return value check
n_tty: signal and flush atomically
Diffstat (limited to 'drivers/tty/serial/serial_core.c')
| -rw-r--r-- | drivers/tty/serial/serial_core.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c index 7ae1592..f368520 100644 --- a/drivers/tty/serial/serial_core.c +++ b/drivers/tty/serial/serial_core.c @@ -1418,7 +1418,7 @@ static void uart_close(struct tty_struct *tty, struct file *filp) mutex_lock(&port->mutex); uart_shutdown(tty, state); tty_port_tty_set(port, NULL); - tty->closing = 0; + spin_lock_irqsave(&port->lock, flags); if (port->blocked_open) { @@ -1444,6 +1444,7 @@ static void uart_close(struct tty_struct *tty, struct file *filp) mutex_unlock(&port->mutex); tty_ldisc_flush(tty); + tty->closing = 0; } static void uart_wait_until_sent(struct tty_struct *tty, int timeout) |