Correctly handle division on 32-bit RHEL5 systems by returning dividend.

module/spl/spl-generic.c

@@ -116,7 +116,9 @@ uint64_t __udivdi3(uint64_t dividend, uint64_t divisor)
 	} else
 		d = divisor;
 
-	return do_div(dividend, d);
+	do_div(dividend, d);
+
+	return dividend;
 #endif /* HAVE_DIV64_64, HAVE_DIV64_U64 */
 }
 EXPORT_SYMBOL(__udivdi3);