[PARISC] Fix floating point invalid exception trap handler

Fix our trap handler to issue the correct floating point exception
for both types of invalid trap.
Signed-off-by: James Bottomley <jejb@parisc-linux.org>
Signed-off-by: Kyle McMartin <kyle@parisc-linux.org>

arch/parisc/math-emu/decode_exc.c

@@ -337,6 +337,7 @@ decode_fpu(unsigned int Fpu_register[], unsigned int trap_counts[])
 		}
 		break;
 	  case INVALIDEXCEPTION:
+	  case OPC_2E_INVALIDEXCEPTION:
 		update_trap_counts(Fpu_register, aflags, bflags, trap_counts);
 		return SIGNALCODE(SIGFPE, FPE_FLTINV);
 	  case DIVISIONBYZEROEXCEPTION: