9p/xen: fix version parsing

[linux-2.6-microblaze.git] / net / 9p / trans_xen.c

diff --git a/net/9p/trans_xen.c b/net/9p/trans_xen.c
index 9630b12..6298d77 100644 (file)
--- a/net/9p/trans_xen.c
+++ b/net/9p/trans_xen.c
@@ -379,13 +379,19 @@ static int xen_9pfs_front_probe(struct xenbus_device *dev,
        int ret, i;
        struct xenbus_transaction xbt;
        struct xen_9pfs_front_priv *priv = NULL;
-       char *versions;
+       char *versions, *v;
        unsigned int max_rings, max_ring_order, len = 0;
 
        versions = xenbus_read(XBT_NIL, dev->otherend, "versions", &len);
        if (IS_ERR(versions))
                return PTR_ERR(versions);
-       if (strcmp(versions, "1")) {
+       for (v = versions; *v; v++) {
+               if (simple_strtoul(v, &v, 10) == 1) {
+                       v = NULL;
+                       break;
+               }
+       }
+       if (v) {
                kfree(versions);
                return -EINVAL;
        }