From 61755c7908be54a8221280cc801e65bc9d91dfad Mon Sep 17 00:00:00 2001
From: Vincent Palatin <vpalatin@chromium.org>
Date: Wed, 6 Mar 2013 14:08:32 +0000
Subject: [PATCH] usb: ehci: Fix aliasing issue in EHCI interrupt code
The interrupt endpoint handling code stores the buffer pointer in the QH
padding field. We need to make it the size of a pointer to avoid strict
aliasing issue with the compiler.
Signed-off-by: Vincent Palatin <vpalatin@chromium.org>
Signed-off-by: Simon Glass <sjg@chromium.org>
---
drivers/usb/host/ehci.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/usb/host/ehci.h b/drivers/usb/host/ehci.h
index 46b535f36f..d090f0a53e 100644
--- a/drivers/usb/host/ehci.h
+++ b/drivers/usb/host/ehci.h
@@ -247,7 +247,7 @@ struct QH {
* aligned to 32 bytes
*/
union {
- uint8_t fill[16];
+ uint32_t fill[4];
void *buffer;
};
};
--
2.39.5