diff options
| -rw-r--r-- | gdbstub.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/gdbstub.c b/gdbstub.c index b99980d2e2..e4ece2f5bc 100644 --- a/gdbstub.c +++ b/gdbstub.c @@ -1814,7 +1814,7 @@ void gdb_signalled(CPUArchState *env, int sig) put_packet(s, buf); } -static void gdb_accept(void) +static bool gdb_accept(void) { GDBState *s; struct sockaddr_in sockaddr; @@ -1826,7 +1826,7 @@ static void gdb_accept(void) fd = accept(gdbserver_fd, (struct sockaddr *)&sockaddr, &len); if (fd < 0 && errno != EINTR) { perror("accept"); - return; + return false; } else if (fd >= 0) { qemu_set_cloexec(fd); break; @@ -1834,7 +1834,10 @@ static void gdb_accept(void) } /* set short latency */ - socket_set_nodelay(fd); + if (socket_set_nodelay(fd)) { + perror("setsockopt"); + return false; + } s = g_malloc0(sizeof(GDBState)); s->c_cpu = first_cpu; @@ -1843,6 +1846,7 @@ static void gdb_accept(void) gdb_has_xml = false; gdbserver_state = s; + return true; } static int gdbserver_open(int port) @@ -1883,7 +1887,11 @@ int gdbserver_start(int port) if (gdbserver_fd < 0) return -1; /* accept connections */ - gdb_accept(); + if (!gdb_accept()) { + close(gdbserver_fd); + gdbserver_fd = -1; + return -1; + } return 0; } |