If llistxattr returned 0, qemu aborts. Signed-off-by: Kusanagi Kouichi <sl...@ac.auone-net.jp> --- hw/virtio-9p-xattr.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/hw/virtio-9p-xattr.c b/hw/virtio-9p-xattr.c index 175f372..1aab081 100644 --- a/hw/virtio-9p-xattr.c +++ b/hw/virtio-9p-xattr.c @@ -73,6 +73,9 @@ ssize_t v9fs_list_xattr(FsContext *ctx, const char *path, /* Get the actual len */ xattr_len = llistxattr(rpath(ctx, path), value, 0); + if (xattr_len <= 0) { + return xattr_len; + } /* Now fetch the xattr and find the actual size */ orig_value = qemu_malloc(xattr_len); -- 1.7.2.3