VT-d: Correct order of parameters to memset() in setup_posted_irte()

Introduced in c/s 83ea9229 "vt-d: add API to update IRTE when VT-d PI is
used".  Spotted by Coverity.

Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com>

diff --git a/xen/drivers/passthrough/vtd/intremap.c b/xen/drivers/passthrough/vtd/intremap.c
index 0a48cd429ce8109e11c3ae0b33d6174560bc805a..0ee3fb2d0fe96a60b144766deb4279cd475c623f 100644 (file)
--- a/xen/drivers/passthrough/vtd/intremap.c
+++ b/xen/drivers/passthrough/vtd/intremap.c
@@ -910,7 +910,7 @@ static void setup_posted_irte(
     struct iremap_entry *new_ire, const struct iremap_entry *old_ire,
     const struct pi_desc *pi_desc, const uint8_t gvec)
 {
-    memset(new_ire, sizeof(*new_ire), 0);
+    memset(new_ire, 0, sizeof(*new_ire));
 
     /*
      * 'im' filed decides whether the irte is in posted format (with value 1)