linux-user/aarch64: Verify extra record lock succeeded

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20220708151540.18136-39-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Richard Henderson 2022-07-08 20:45:33 +05:30 committed by Peter Maydell
parent affb1a50b9
commit 8e5e19ee41

View File

@ -340,6 +340,9 @@ static int target_restore_sigframe(CPUARMState *env,
__get_user(extra_size,
&((struct target_extra_context *)ctx)->size);
extra = lock_user(VERIFY_READ, extra_datap, extra_size, 0);
if (!extra) {
return 1;
}
break;
default: