Merge pull request #274 from grooverdan/10.2-MDEV-11075-innochecksum-bigendian-optimised

MDEV-11075: changing to algorithm innodb from crc32

storage/innobase/page/page0zip.cc

@@ -5243,13 +5243,15 @@ page_zip_verify_checksum(
 
 		const uint32_t calculated = page_zip_calc_checksum(
 			data, size, SRV_CHECKSUM_ALGORITHM_CRC32);
-		const uint32_t calculated1 = page_zip_calc_checksum(
-			data, size, SRV_CHECKSUM_ALGORITHM_CRC32, true);
+		uint32_t calculated1;
 
 		if (stored == calculated
-		    || stored == calculated1
 #ifdef UNIV_INNOCHECKSUM
 		    || ( encrypted == true && checksum == calculated)
+#endif
+		    || stored == (calculated1 = 
+					page_zip_calc_checksum(data, size, SRV_CHECKSUM_ALGORITHM_CRC32, true))
+#ifdef UNIV_INNOCHECKSUM
 		    || ( encrypted == true && checksum == calculated1)
 #endif
 		) {