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linux-user/signal.c: Don't pass sigaction uninitialised sa_flags

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When forcing a fatal signal, we weren't initialising the sa_flags
field in the struct sigaction we used to reset the signal handler
to SIG_DFL.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Riku Voipio <riku.voipio@linaro.org>
This commit is contained in:
Peter Maydell 2014-02-17 18:55:32 +00:00 committed by Riku Voipio
parent 6afafa86f3
commit 3a5d30bf27
1 changed files with 1 additions and 0 deletions
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linux-user/signal.c
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@ -420,6 +420,7 @@ static void QEMU_NORETURN force_sig(int target_sig)
* it to arrive. */
sigfillset(&act.sa_mask);
act.sa_handler = SIG_DFL;
act.sa_flags = 0;
sigaction(host_sig, &act, NULL);
/* For some reason raise(host_sig) doesn't send the signal when