rdma: bug fixes

1. Fix small memory leak in parsing inet address from command line in data_init()
2. Fix ibv_post_send() return value check and pass error code back up correctly.
3. Fix rdma_destroy_qp() segfault after failure to connect to destination.

Reported-by: frank.yangjie@gmail.com
Reported-by: dgilbert@redhat.com
Signed-off-by: Michael R. Hines <mrhines@us.ibm.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
This commit is contained in:
Michael R. Hines 2014-02-18 10:34:06 +08:00 committed by Juan Quintela
parent d9c1647d89
commit e325b49a32

View file

@ -1590,13 +1590,11 @@ static int qemu_rdma_post_send_control(RDMAContext *rdma, uint8_t *buf,
}
if (ibv_post_send(rdma->qp, &send_wr, &bad_wr)) {
return -1;
}
ret = ibv_post_send(rdma->qp, &send_wr, &bad_wr);
if (ret < 0) {
if (ret > 0) {
fprintf(stderr, "Failed to use post IB SEND for control!\n");
return ret;
return -ret;
}
ret = qemu_rdma_block_for_wrid(rdma, RDMA_WRID_SEND_CONTROL, NULL);
@ -2238,10 +2236,6 @@ static void qemu_rdma_cleanup(RDMAContext *rdma)
}
}
if (rdma->qp) {
rdma_destroy_qp(rdma->cm_id);
rdma->qp = NULL;
}
if (rdma->cq) {
ibv_destroy_cq(rdma->cq);
rdma->cq = NULL;
@ -2259,6 +2253,10 @@ static void qemu_rdma_cleanup(RDMAContext *rdma)
rdma->listen_id = NULL;
}
if (rdma->cm_id) {
if (rdma->qp) {
rdma_destroy_qp(rdma->cm_id);
rdma->qp = NULL;
}
rdma_destroy_id(rdma->cm_id);
rdma->cm_id = NULL;
}
@ -2513,8 +2511,10 @@ static void *qemu_rdma_data_init(const char *host_port, Error **errp)
} else {
ERROR(errp, "bad RDMA migration address '%s'", host_port);
g_free(rdma);
return NULL;
rdma = NULL;
}
qapi_free_InetSocketAddress(addr);
}
return rdma;