xen: use a better chardev type check

Signed-off-by: Marc-André Lureau <[email protected]> Reviewed-by: Eric Blake <[email protected]> Reviewed-by: Philippe Mathieu-Daudé <[email protected]>
n64decomp · May 4, 2017 · 315dd72 · 315dd72
1 parent bed3bb9
commit 315dd72
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/hw/xen/xen-common.c b/hw/xen/xen-common.c
@@ -38,7 +38,7 @@ static int store_dev_info(int domid, Chardev *cs, const char *string)
     int ret = -1;
 
     /* Only continue if we're talking to a pty. */
-    if (strncmp(cs->filename, "pty:", 4)) {
+    if (!CHARDEV_IS_PTY(cs)) {
         return 0;
     }
     pts = cs->filename + 4;