[Xen-devel] [PATCH] x86emul: fix #XM delivery typo

["Jan Beulich" <JBeulich@xxxxxxxx>]

This clearly wasn't meant the way it was originally written.

Reported-by: Roger Pau Monné <roger.pau@xxxxxxxxxx>
Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>

--- a/xen/arch/x86/x86_emulate/x86_emulate.c
+++ b/xen/arch/x86/x86_emulate/x86_emulate.c
@@ -8662,7 +8662,7 @@ x86_emulate(
     {
         unsigned long cr4;
 
-        if ( !ops->read_cr || !ops->read_cr(4, &cr4, ctxt) == X86EMUL_OKAY )
+        if ( !ops->read_cr || ops->read_cr(4, &cr4, ctxt) != X86EMUL_OKAY )
             cr4 = X86_CR4_OSXMMEXCPT;
         generate_exception(cr4 & X86_CR4_OSXMMEXCPT ? EXC_XM : EXC_UD);
     }



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