[PATCH gas/m68k] Fix a register range check

* config/tc-m68k.c (m68k_ip): Fix range check for index register
       with a suppressed address register.

gas/ChangeLog

@@ -1,3 +1,8 @@
+2020-04-02  Gunther Nikl  <gnikl@justmail.de>
+
+	* config/tc-m68k.c (m68k_ip): Fix range check for index register
+	with a suppressed address register.
+
 2020-04-01  H.J. Lu  <hongjiu.lu@intel.com>
 
 	PR gas/25756

gas/config/tc-m68k.c

@@ -2794,7 +2794,7 @@ m68k_ip (char *instring)
 		      && opP->index.reg <= ZDATA7)
 		    nextword |= (opP->index.reg - ZDATA0) << 12;
 		  else if (opP->index.reg >= ZADDR0
-			   || opP->index.reg <= ZADDR7)
+			   && opP->index.reg <= ZADDR7)
 		    nextword |= (opP->index.reg - ZADDR0 + 8) << 12;
 		}