summary refs log tree commit diff stats
path: root/hw/9pfs/virtio-9p-handle.c
diff options
context:
space:
mode:
Diffstat (limited to 'hw/9pfs/virtio-9p-handle.c')
-rw-r--r--hw/9pfs/virtio-9p-handle.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/hw/9pfs/virtio-9p-handle.c b/hw/9pfs/virtio-9p-handle.c
index fe8e0ed19d..17002a3d28 100644
--- a/hw/9pfs/virtio-9p-handle.c
+++ b/hw/9pfs/virtio-9p-handle.c
@@ -582,6 +582,7 @@ static int handle_unlinkat(FsContext *ctx, V9fsPath *dir,
 static int handle_ioc_getversion(FsContext *ctx, V9fsPath *path,
                                  mode_t st_mode, uint64_t *st_gen)
 {
+#ifdef FS_IOC_GETVERSION
     int err;
     V9fsFidOpenState fid_open;
 
@@ -590,7 +591,8 @@ static int handle_ioc_getversion(FsContext *ctx, V9fsPath *path,
      * We can get fd for regular files and directories only
      */
     if (!S_ISREG(st_mode) && !S_ISDIR(st_mode)) {
-            return 0;
+        errno = ENOTTY;
+        return -1;
     }
     err = handle_open(ctx, path, O_RDONLY, &fid_open);
     if (err < 0) {
@@ -599,6 +601,10 @@ static int handle_ioc_getversion(FsContext *ctx, V9fsPath *path,
     err = ioctl(fid_open.fd, FS_IOC_GETVERSION, st_gen);
     handle_close(ctx, &fid_open);
     return err;
+#else
+    errno = ENOTTY;
+    return -1;
+#endif
 }
 
 static int handle_init(FsContext *ctx)