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linux-user: Pass ka_restorer to do_sigaction

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The value of ka_restorer needs to be saved in sigact_table.
At the moment, the attempt to save it in do_syscall is
improperly clobbering user memory.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20210422230227.314751-4-richard.henderson@linaro.org>
[lv: remove tab]
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
This commit is contained in:
Richard Henderson 2021-04-22 16:02:23 -07:00 • committed by Laurent Vivier
parent f20a9ca6d0
commit 02fb28e8ef
3 changed files with 11 additions and 15 deletions
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2
linux-user/syscall_defs.h
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@ -492,7 +492,7 @@ void target_to_host_old_sigset(sigset_t *sigset,
const abi_ulong *old_sigset);
struct target_sigaction;
int do_sigaction(int sig, const struct target_sigaction *act,
struct target_sigaction *oact);
struct target_sigaction *oact, abi_ulong ka_restorer);
#include "target_signal.h"