From 16a5ebb4c5ee7da90a39ccb086f4ff2519e50298 Mon Sep 17 00:00:00 2001
From: Luiz Capitulino <lcapitulino@redhat.com>
Date: Wed, 2 Jun 2010 17:19:56 -0300
Subject: usb-bus: fix no params

After commit 702f3e0fb52c124c07f215426eeadb70a716643f, the params is
nerver NULL. It should check *params instead of params to determine
whether the params is empty.

Signed-off-by: TeLeMan <geleman@gmail.com>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
(cherry picked from commit 98f22dc172e1ebd5341da3de0d67666442566f72)
---
 hw/usb-bus.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hw/usb-bus.c b/hw/usb-bus.c
index 3bb89862b..aae1fef7f 100644
--- a/hw/usb-bus.c
+++ b/hw/usb-bus.c
@@ -299,7 +299,7 @@ USBDevice *usbdevice_create(const char *cmdline)
     }
 
     if (!usb->usbdevice_init) {
-        if (params) {
+        if (*params) {
             qemu_error("usbdevice %s accepts no params\n", driver);
             return NULL;
         }
-- 
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