case CFI_CMDSET_INTEL_PROG_REGIONS:
        case CFI_CMDSET_INTEL_EXTENDED:
        case CFI_CMDSET_INTEL_STANDARD:
-               if ((retcode == ERR_OK)
+               if ((retcode != ERR_OK)
                    && !flash_isequal (info, sector, 0, FLASH_STATUS_DONE)) {
                        retcode = ERR_INVAL;
                        printf ("Flash %s error at address %lx\n", prompt,
 {
        void *dstaddr;
        int flag;
+       flash_sect_t sect;
 
        dstaddr = map_physmem(dest, info->portwidth, MAP_NOCACHE);
 
 #ifdef CONFIG_FLASH_CFI_LEGACY
        case CFI_CMDSET_AMD_LEGACY:
 #endif
-               flash_unlock_seq (info, 0);
-               flash_write_cmd (info, 0, info->addr_unlock1, AMD_CMD_WRITE);
+               sect = find_sector(info, dest);
+               flash_unlock_seq (info, sect);
+               flash_write_cmd (info, sect, info->addr_unlock1, AMD_CMD_WRITE);
                break;
        }