Commit db2f24dc authored Nov 18, 2015 by Richard Weinberger

um: Fix get_signal() usage



If get_signal() returns us a signal to post
we must not call it again, otherwise the already
posted signal will be overridden.
Before commit a610d6e6 this was the case as we stopped
the while after a successful handle_signal().

Cc: <stable@vger.kernel.org> # 3.10-
Fixes: a610d6e6 ("pull clearing RESTORE_SIGMASK into block_sigmask()")
Signed-off-by: Richard Weinberger <richard@nod.at>

parent 527e9316

arch/um/kernel/signal.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -69,7 +69,7 @@ void do_signal(struct pt_regs *regs)
		struct ksignal ksig;
		int handled_sig = 0;

		while (get_signal(&ksig)) {
		if (get_signal(&ksig)) {
		handled_sig = 1;
		/* Whee! Actually deliver the signal. */
		handle_signal(&ksig, regs);

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