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authorLinus Torvalds <torvalds@linux-foundation.org>2016-03-17 13:53:25 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2016-03-17 13:53:25 -0700
commit96b9b1c95660d4bc5510c5d798d3817ae9f0b391 (patch)
treec34e96557f5c2350e32bb418f5548d4b477940cd /arch/ia64
parent8eee93e2576c303b6071368456dcd6c9a5a021c9 (diff)
parenta95fc9c8e576dc238ad849f65c67e4fd33c01d3b (diff)
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Merge tag 'tty-4.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty
Pull tty/serial updates from Greg KH: "Here's the big tty/serial driver pull request for 4.6-rc1. Lots of changes in here, Peter has been on a tear again, with lots of refactoring and bugs fixes, many thanks to the great work he has been doing. Lots of driver updates and fixes as well, full details in the shortlog. All have been in linux-next for a while with no reported issues" * tag 'tty-4.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty: (220 commits) serial: 8250: describe CONFIG_SERIAL_8250_RSA serial: samsung: optimize UART rx fifo access routine serial: pl011: add mark/space parity support serial: sa1100: make sa1100_register_uart_fns a function tty: serial: 8250: add MOXA Smartio MUE boards support serial: 8250: convert drivers to use up_to_u8250p() serial: 8250/mediatek: fix building with SERIAL_8250=m serial: 8250/ingenic: fix building with SERIAL_8250=m serial: 8250/uniphier: fix modular build Revert "drivers/tty/serial: make 8250/8250_ingenic.c explicitly non-modular" Revert "drivers/tty/serial: make 8250/8250_mtk.c explicitly non-modular" serial: mvebu-uart: initial support for Armada-3700 serial port serial: mctrl_gpio: Add missing module license serial: ifx6x60: avoid uninitialized variable use tty/serial: at91: fix bad offset for UART timeout register tty/serial: at91: restore dynamic driver binding serial: 8250: Add hardware dependency to RT288X option TTY, devpts: document pty count limiting tty: goldfish: support platform_device with id -1 drivers: tty: goldfish: Add device tree bindings ...
Diffstat (limited to 'arch/ia64')
-rw-r--r--arch/ia64/kernel/unaligned.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/ia64/kernel/unaligned.c b/arch/ia64/kernel/unaligned.c
index 622772b7fb6c..e7ae6088350a 100644
--- a/arch/ia64/kernel/unaligned.c
+++ b/arch/ia64/kernel/unaligned.c
@@ -1336,8 +1336,11 @@ ia64_handle_unaligned (unsigned long ifa, struct pt_regs *regs)
* Don't call tty_write_message() if we're in the kernel; we might
* be holding locks...
*/
- if (user_mode(regs))
- tty_write_message(current->signal->tty, buf);
+ if (user_mode(regs)) {
+ struct tty_struct *tty = get_current_tty();
+ tty_write_message(tty, buf);
+ tty_kref_put(tty);
+ }
buf[len-1] = '\0'; /* drop '\r' */
/* watch for command names containing %s */
printk(KERN_WARNING "%s", buf);