diff options
| author | Roman Kagan <rvkagan@yandex-team.ru> | 2021-11-11 18:33:47 +0300 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2022-01-07 05:19:55 -0500 |
| commit | 666265036fec3fd3eed2d55ae828c915a084a1d6 (patch) | |
| tree | 88857b1e14dd5002a5def6dcbe67c129f3b0047c /.dir-locals.el | |
| parent | e87975051ee6071dec12d318e45a28d4770c2dd0 (diff) | |
chardev/char-socket: tcp_chr_sync_read: don't clobber errno
After the return from tcp_chr_recv, tcp_chr_sync_read calls into a
function which eventually makes a system call and may clobber errno.
Make a copy of errno right after tcp_chr_recv and restore the errno on
return from tcp_chr_sync_read.
Signed-off-by: Roman Kagan <rvkagan@yandex-team.ru>
Message-Id: <20211111153354.18807-4-rvkagan@yandex-team.ru>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Diffstat (limited to '.dir-locals.el')
0 files changed, 0 insertions, 0 deletions