linux-user: Return target error number in do_fork()

Whilst calls to do_fork() are wrapped in get_errno() this does not
translate return values.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Timothy Edward Baldwin <T.E.Baldwin99@members.leeds.ac.uk>
Signed-off-by: Riku Voipio <riku.voipio@linaro.org>
This commit is contained in:
Timothy E Baldwin 2015-08-31 00:26:21 +01:00 committed by Riku Voipio
parent ee1045877a
commit 93b4eff80a
1 changed files with 3 additions and 2 deletions

View File

@ -4626,8 +4626,9 @@ static int do_fork(CPUArchState *env, unsigned int flags, abi_ulong newsp,
pthread_mutex_unlock(&clone_lock);
} else {
/* if no CLONE_VM, we consider it is a fork */
if ((flags & ~(CSIGNAL | CLONE_NPTL_FLAGS2)) != 0)
return -EINVAL;
if ((flags & ~(CSIGNAL | CLONE_NPTL_FLAGS2)) != 0) {
return -TARGET_EINVAL;
}
fork_start();
ret = fork();
if (ret == 0) {