[PATCH] 9p/proxy: Fix export_flags

[Greg Kurz]

The common fsdev options are set by qemu_fsdev_add() before it calls
the backend specific option parsing code. In the case of "proxy" this
means "writeout" or "readonly" were simply ignored. This has been
broken from the beginning.

Signed-off-by: Greg Kurz <address@hidden>
---
 hw/9pfs/9p-proxy.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/hw/9pfs/9p-proxy.c b/hw/9pfs/9p-proxy.c
index 8136e1342d78..6f598a0f111c 100644
--- a/hw/9pfs/9p-proxy.c
+++ b/hw/9pfs/9p-proxy.c
@@ -1139,10 +1139,10 @@ static int proxy_parse_opts(QemuOpts *opts, 
FsDriverEntry *fs, Error **errp)
     }
     if (socket) {
         fs->path = g_strdup(socket);
-        fs->export_flags = V9FS_PROXY_SOCK_NAME;
+        fs->export_flags |= V9FS_PROXY_SOCK_NAME;
     } else {
         fs->path = g_strdup(sock_fd);
-        fs->export_flags = V9FS_PROXY_SOCK_FD;
+        fs->export_flags |= V9FS_PROXY_SOCK_FD;
     }
     return 0;
 }