[PATCH] x86/mm: Simplify expression in set_gpfn_from_mfn()

[Andrew Cooper <andrew.cooper3@xxxxxxxxxx>]

Coverity points out that the "d &&" is redundant.

Fixes: c9476c4ad72 ("x86: don't override INVALID_M2P_ENTRY with 
SHARED_M2P_ENTRY")
Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
---
CC: Jan Beulich <JBeulich@xxxxxxxx>
CC: Roger Pau Monné <roger.pau@xxxxxxxxxx>
CC: Wei Liu <wl@xxxxxxx>
---
 xen/arch/x86/x86_64/mm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/xen/arch/x86/x86_64/mm.c b/xen/arch/x86/x86_64/mm.c
index 0d1aadbfce..4c0a3a275c 100644
--- a/xen/arch/x86/x86_64/mm.c
+++ b/xen/arch/x86/x86_64/mm.c
@@ -1336,7 +1336,7 @@ void set_gpfn_from_mfn(unsigned long mfn, unsigned long 
pfn)
     {
         const struct domain *d = page_get_owner(mfn_to_page(_mfn(mfn)));
 
-        if ( d && (d == dom_cow) )
+        if ( d == dom_cow )
             entry = SHARED_M2P_ENTRY;
     }
 
-- 
2.11.0