[sir_richard] 45065: [NTOS]: Fix bug in illegal instruction trap handling. Patch by Timo Kreuzer <[e-mail]>.

Author: sir_richard
Date: Wed Jan 13 23:06:48 2010
New Revision: 45065

URL: http://svn.reactos.org/svn/reactos?rev=45065&view=rev
Log:
[NTOS]: Fix bug in illegal instruction trap handling. Patch by Timo Kreuzer
<physicus(a)reactos.org>rg>.

Modified:
    trunk/reactos/ntoskrnl/ke/i386/traphdlr.c

Modified: trunk/reactos/ntoskrnl/ke/i386/traphdlr.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/ke/i386/traphdlr.…
==============================================================================
--- trunk/reactos/ntoskrnl/ke/i386/traphdlr.c [iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/ke/i386/traphdlr.c [iso-8859-1] Wed Jan 13 23:06:48 2010
@@ -1084,19 +1084,23 @@
                 /* Skip prefix instructions */
                 for (j = 0; j < sizeof(KiTrapPrefixTable); j++)
                 {
-                    /* Is this NOT a prefix instruction? */
-                    if (Instructions[i] != KiTrapPrefixTable[j])
+                    /* Is this a prefix instruction? */
+                    if (Instructions[i] == KiTrapPrefixTable[j])
                     {
-                        /* We can go ahead and handle the fault now */
-                        Instruction = Instructions[i];
+                        /* Stop looking */
                         break;
                     }
                 }
                 
-                /* Do we need to keep looking? */
-                if (Instruction) break;
+                /* Is this NOT any prefix instruction? */
+                if (Instructions[i] != KiTrapPrefixTable[j])
+                {
+                    /* We can go ahead and handle the fault now */
+                    Instruction = Instructions[i];
+                    break;
+                }
             }
-                
+            
             /* If all we found was prefixes, then this instruction is too long */
             if (!Instruction)
             {