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40 lines
1.3 KiB

handle bad iscsi->fd in iscsi_service
Message-id: <1383729402-27559-10-git-send-email-pbonzini@redhat.com>
Patchwork-id: 55504
O-Subject: [PATCH 09/11] handle bad iscsi->fd in iscsi_service
Bugzilla: 1026820
RH-Acked-by: Miroslav Rezanina <mrezanin@redhat.com>
RH-Acked-by: Orit Wasserman <owasserm@redhat.com>
RH-Acked-by: Stefan Hajnoczi <stefanha@redhat.com>
Just do nothing if the file descriptor is invalid.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
(cherry picked from commit bb0e59055aeb69b0b035e2c2f848d8e82c96eade)
---
lib/socket.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/lib/socket.c b/lib/socket.c
index 8f7ebb2..78dfbfe 100644
--- a/lib/socket.c
+++ b/lib/socket.c
@@ -691,6 +691,9 @@ 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);
@@ -725,7 +728,7 @@ 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);
if (getsockopt(iscsi->fd, SOL_SOCKET, SO_ERROR,