[Qemu-devel] [PATCH 05/12] migration: clean up server sockets and handlers before invoking process_incoming_migration

[Paolo Bonzini <pbonzini@redhat.com>]

A first step towards making a common "suffix" for all migration protocols,
and moving it to process_incoming_migration.

Reviewed-by: Orit Wasserman <owasserm@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 migration-exec.c | 2 +-
 migration-fd.c   | 2 +-
 migration-tcp.c  | 7 +++----
 migration-unix.c | 7 +++----
 4 file modificati, 8 inserzioni(+), 10 rimozioni(-)

diff --git a/migration-exec.c b/migration-exec.c
index 452bf07..014c60f 100644
--- a/migration-exec.c
+++ b/migration-exec.c
@@ -87,8 +87,8 @@ static void exec_accept_incoming_migration(void *opaque)
 {
     QEMUFile *f = opaque;
 
-    process_incoming_migration(f);
     qemu_set_fd_handler2(qemu_get_fd(f), NULL, NULL, NULL, NULL);
+    process_incoming_migration(f);
     qemu_fclose(f);
 }
 
diff --git a/migration-fd.c b/migration-fd.c
index b47b222..a4cd83f 100644
--- a/migration-fd.c
+++ b/migration-fd.c
@@ -92,8 +92,8 @@ static void fd_accept_incoming_migration(void *opaque)
 {
     QEMUFile *f = opaque;
 
-    process_incoming_migration(f);
     qemu_set_fd_handler2(qemu_get_fd(f), NULL, NULL, NULL, NULL);
+    process_incoming_migration(f);
     qemu_fclose(f);
 }
 
diff --git a/migration-tcp.c b/migration-tcp.c
index 46f6ac5..96a832c 100644
--- a/migration-tcp.c
+++ b/migration-tcp.c
@@ -88,12 +88,14 @@ static void tcp_accept_incoming_migration(void *opaque)
     do {
         c = qemu_accept(s, (struct sockaddr *)&addr, &addrlen);
     } while (c == -1 && socket_error() == EINTR);
+    qemu_set_fd_handler2(s, NULL, NULL, NULL, NULL);
+    close(s);
 
     DPRINTF("accepted migration\n");
 
     if (c == -1) {
         fprintf(stderr, "could not accept migration connection\n");
-        goto out2;
+        goto out;
     }
 
     f = qemu_fopen_socket(c);
@@ -106,9 +108,6 @@ static void tcp_accept_incoming_migration(void *opaque)
     qemu_fclose(f);
 out:
     close(c);
-out2:
-    qemu_set_fd_handler2(s, NULL, NULL, NULL, NULL);
-    close(s);
 }
 
 void tcp_start_incoming_migration(const char *host_port, Error **errp)
diff --git a/migration-unix.c b/migration-unix.c
index ed3db3a..5dc49cd 100644
--- a/migration-unix.c
+++ b/migration-unix.c
@@ -88,12 +88,14 @@ static void unix_accept_incoming_migration(void *opaque)
     do {
         c = qemu_accept(s, (struct sockaddr *)&addr, &addrlen);
     } while (c == -1 && errno == EINTR);
+    qemu_set_fd_handler2(s, NULL, NULL, NULL, NULL);
+    close(s);
 
     DPRINTF("accepted migration\n");
 
     if (c == -1) {
         fprintf(stderr, "could not accept migration connection\n");
-        goto out2;
+        goto out;
     }
 
     f = qemu_fopen_socket(c);
@@ -106,9 +108,6 @@ static void unix_accept_incoming_migration(void *opaque)
     qemu_fclose(f);
 out:
     close(c);
-out2:
-    qemu_set_fd_handler2(s, NULL, NULL, NULL, NULL);
-    close(s);
 }
 
 void unix_start_incoming_migration(const char *path, Error **errp)
-- 
1.7.12.1