diff options
Diffstat (limited to 'slirp')
| -rw-r--r-- | slirp/socket.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/slirp/socket.c b/slirp/socket.c index 4876ea3..4dc5e29 100644 --- a/slirp/socket.c +++ b/slirp/socket.c @@ -529,6 +529,15 @@ sorecvfrom(struct socket *so) int n; #endif + if (ioctlsocket(so->s, FIONREAD, &n) != 0) { + DEBUG_MISC(" ioctlsocket errno = %d-%s\n", + errno,strerror(errno)); + return; + } + if (n == 0) { + return; + } + m = m_get(so->slirp); if (!m) { return; @@ -552,7 +561,6 @@ sorecvfrom(struct socket *so) */ len = M_FREEROOM(m); /* if (so->so_fport != htons(53)) { */ - ioctlsocket(so->s, FIONREAD, &n); if (n > len) { n = (m->m_data - m->m_dat) + m->m_len + n + 1; |