handle bad iscsi->fd in iscsi_service

Just do nothing if the file descriptor is invalid.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini
2013-11-05 14:21:45 +01:00
parent fce94c81a3
commit bb0e59055a

View File

@@ -721,6 +721,9 @@ iscsi_service_reconnect_if_loggedin(struct iscsi_context *iscsi)
int
iscsi_service(struct iscsi_context *iscsi, int revents)
{
if (iscsi->fd < 0)
return 0;
if (revents & POLLERR) {
int err = 0;
socklen_t err_size = sizeof(err);
@@ -755,7 +758,7 @@ iscsi_service(struct iscsi_context *iscsi, int revents)
return iscsi_service_reconnect_if_loggedin(iscsi);
}
if (iscsi->is_connected == 0 && iscsi->fd != -1 && revents&POLLOUT) {
if (iscsi->is_connected == 0 && revents&POLLOUT) {
int err = 0;
socklen_t err_size = sizeof(err);
struct sockaddr_in local;