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| /linux/drivers/tty/serial/ |
| H A D | serial_core.c | diff 97f9f707d26dfe34368a5b88f1996f2eaf973b42 Fri Feb 20 19:12:57 CET 2015 Fabian Frederick <fabf@skynet.be> serial: core: replace current->state by __set_current_state()
Use helper functions to access current->state.
Direct assignments are prone to races and therefore buggy.
Thanks to Peter Zijlstra for the exact definition of the problem.
Suggested-By: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Fabian Frederick <fabf@skynet.be>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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