Fixed typo

myisam/mi_create.c

@@ -447,7 +447,7 @@ int mi_create(const char *name,uint keys,MI_KEYDEF *keydefs,
   share.base.records=ci->max_rows;
   share.base.reloc=  ci->reloc_rows;
   share.base.reclength=real_reclength;
-  share.base.pack_reclength=reclength+ test(options & HA_OPTION_CHECKSUM);;
+  share.base.pack_reclength=reclength+ test(options & HA_OPTION_CHECKSUM);
   share.base.max_pack_length=pack_reclength;
   share.base.min_pack_length=min_pack_length;
   share.base.pack_bits=packed;