Commit 5fdefcf8 authored by Samuel Thibault's avatar Samuel Thibault Committed by Laurent Vivier
Browse files

linux-user: Fix sched_getaffinity mask size 



We properly computed the capped mask size to be put to the application
buffer, but didn't actually used it. Also, we need to return the capped mask
size instead of 0 on success.

Signed-off-by: default avatarSamuel Thibault <samuel.thibault@ens-lyon.org>
Reviewed-by: default avatarLaurent Vivier <laurent@vivier.eu>
Message-Id: <20180211174704.27441-1-samuel.thibault@ens-lyon.org>
Signed-off-by: default avatarLaurent Vivier <laurent@vivier.eu>
parent 2c418853

linux-user/syscall.c

+3 −1
Original line number Diff line number Diff line
@@ -10502,7 +10502,9 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, 
                    ret = arg2;

                }



                ret = host_to_target_cpu_mask(mask, mask_size, arg3, arg2);

                if (host_to_target_cpu_mask(mask, mask_size, arg3, ret)) {

                    goto efault;

                }

            }

        }

        break;