From: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Date: Tue, 28 Jan 2014 15:08:25 +0000 (+0200)
Subject: hw/9pfs: handle undefined FS_IOC_GETVERSION case in handle_ioc_getversion()
X-Git-Tag: v2.0.0-rc0~113^2~2
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=b9317661d13230ec9fd1162625b7f812c0cacd37;p=thirdparty%2Fqemu.git

hw/9pfs: handle undefined FS_IOC_GETVERSION case in handle_ioc_getversion()

All get_st_gen() implementations except handle_ioc_getversion() have
guard for undefined FS_IOC_GETVERSION. Let's add it there too.

Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
---

diff --git a/hw/9pfs/virtio-9p-handle.c b/hw/9pfs/virtio-9p-handle.c
index fe8e0ed19dc..ed8c126e1d6 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;
 
@@ -599,6 +600,10 @@ 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)