Message ID | 20220106225738.103012-3-richard.henderson@linaro.org |
---|---|
State | Superseded |
Headers | show |
Series | linux-user: prctl follow-ups | expand |
On 6/1/22 23:57, Richard Henderson wrote: > Convert the host signal number to guest signal number > before returning the value to the guest. > > Signed-off-by: Richard Henderson <richard.henderson@linaro.org> > --- > linux-user/syscall.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
diff --git a/linux-user/syscall.c b/linux-user/syscall.c index e8f9e0643e..9eb2fb2bb2 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -6444,7 +6444,8 @@ static abi_long do_prctl(CPUArchState *env, abi_long option, abi_long arg2, int deathsig; ret = get_errno(prctl(PR_GET_PDEATHSIG, &deathsig, arg3, arg4, arg5)); - if (!is_error(ret) && put_user_s32(deathsig, arg2)) { + if (!is_error(ret) && + put_user_s32(host_to_target_signal(deathsig), arg2)) { return -TARGET_EFAULT; } return ret;
Convert the host signal number to guest signal number before returning the value to the guest. Signed-off-by: Richard Henderson <richard.henderson@linaro.org> --- linux-user/syscall.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)