[PATCH v2 16/20] migration/rdma: Split qemu_fopen_rdma() into input/output functions

[Juan Quintela <quintela@redhat.com>]

This is how everything else in QEMUFile is structured.
As a bonus they are three less lines of code.

Signed-off-by: Juan Quintela <quintela@redhat.com>
---
 migration/rdma.c | 35 ++++++++++++++++-------------------
 1 file changed, 16 insertions(+), 19 deletions(-)

diff --git a/migration/rdma.c b/migration/rdma.c
index 3ef35fc635..606837bd45 100644
--- a/migration/rdma.c
+++ b/migration/rdma.c
@@ -4046,25 +4046,22 @@ static void qio_channel_rdma_register_types(void)
 
 type_init(qio_channel_rdma_register_types);
 
-static QEMUFile *qemu_fopen_rdma(RDMAContext *rdma, const char *mode)
+static QEMUFile *rdma_new_input(RDMAContext *rdma)
 {
-    QIOChannelRDMA *rioc;
+    QIOChannelRDMA *rioc = QIO_CHANNEL_RDMA(object_new(TYPE_QIO_CHANNEL_RDMA));
+    rioc->file = qemu_file_new_input(QIO_CHANNEL(rioc));
+    rioc->rdmain = rdma;
+    rioc->rdmaout = rdma->return_path;
 
-    if (qemu_file_mode_is_not_valid(mode)) {
-        return NULL;
-    }
+    return rioc->file;
+}
 
-    rioc = QIO_CHANNEL_RDMA(object_new(TYPE_QIO_CHANNEL_RDMA));
-
-    if (mode[0] == 'w') {
-        rioc->file = qemu_file_new_output(QIO_CHANNEL(rioc));
-        rioc->rdmaout = rdma;
-        rioc->rdmain = rdma->return_path;
-    } else {
-        rioc->file = qemu_file_new_input(QIO_CHANNEL(rioc));
-        rioc->rdmain = rdma;
-        rioc->rdmaout = rdma->return_path;
-    }
+static QEMUFile *rdma_new_output(RDMAContext *rdma)
+{
+    QIOChannelRDMA *rioc = QIO_CHANNEL_RDMA(object_new(TYPE_QIO_CHANNEL_RDMA));
+    rioc->file = qemu_file_new_output(QIO_CHANNEL(rioc));
+    rioc->rdmaout = rdma;
+    rioc->rdmain = rdma->return_path;
 
     return rioc->file;
 }
@@ -4090,9 +4087,9 @@ static void rdma_accept_incoming_migration(void *opaque)
         return;
     }
 
-    f = qemu_fopen_rdma(rdma, "rb");
+    f = rdma_new_input(rdma);
     if (f == NULL) {
-        fprintf(stderr, "RDMA ERROR: could not qemu_fopen_rdma\n");
+        fprintf(stderr, "RDMA ERROR: could not open RDMA for input\n");
         qemu_rdma_cleanup(rdma);
         return;
     }
@@ -4217,7 +4214,7 @@ void rdma_start_outgoing_migration(void *opaque,
     trace_rdma_start_outgoing_migration_after_rdma_connect();
 
     s->rdma_migration = true;
-    s->to_dst_file = qemu_fopen_rdma(rdma, "wb");
+    s->to_dst_file = rdma_new_output(rdma);
     migrate_fd_connect(s, NULL);
     return;
 return_path_err:
-- 
2.40.1