[PATCH] improved TT scheduling for EHCI

[powerpc.git] / drivers / usb / core / buffer.c

diff --git a/drivers/usb/core/buffer.c b/drivers/usb/core/buffer.c
index 57e800a..ad742ce 100644 (file)
--- a/drivers/usb/core/buffer.c
+++ b/drivers/usb/core/buffer.c
@@ -15,14 +15,6 @@
 #include <asm/scatterlist.h>
 #include <linux/dma-mapping.h>
 #include <linux/dmapool.h>
-
-
-#ifdef CONFIG_USB_DEBUG
-       #define DEBUG
-#else
-       #undef DEBUG
-#endif
-
 #include <linux/usb.h>
 #include "hcd.h"
 
@@ -63,6 +55,9 @@ int hcd_buffer_create (struct usb_hcd *hcd)
        char            name [16];
        int             i, size;
 
+       if (!hcd->self.controller->dma_mask)
+               return 0;
+
        for (i = 0; i < HCD_BUFFER_POOLS; i++) { 
                if (!(size = pool_max [i]))
                        continue;