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Commit c8bfa1fd authored by Ryusuke Sakato's avatar Ryusuke Sakato Committed by Paul Mundt
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sh: Fix sigmask trampling in signal delivery. 



There was a missing return in do_signal() that caused the saved
sigmask to be written back after having successfully delivered
the signal.

Signed-off-by: default avatarRyusuke Sakato <sakato@hsdv.com>
Signed-off-by: default avatarPaul Mundt <lethal@linux-sh.org>
parent 9432f968

arch/sh/kernel/signal.c

+3 −1
Original line number Diff line number Diff line
@@ -589,6 +589,8 @@ static void do_signal(struct pt_regs *regs, unsigned int save_r0) 
			if (test_thread_flag(TIF_RESTORE_SIGMASK))

				clear_thread_flag(TIF_RESTORE_SIGMASK);

		}



		return;

	}



 no_signal: