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>
diff --git a/drivers/usb/host/ehci.h b/drivers/usb/host/ehci.h
index 46b535f..d090f0a 100644
--- a/drivers/usb/host/ehci.h
+++ b/drivers/usb/host/ehci.h
@@ -247,7 +247,7 @@
* aligned to 32 bytes
*/
union {
- uint8_t fill[16];
+ uint32_t fill[4];
void *buffer;
};
};