Question about terminating null char checks

[traceon]

Is this a correct behavior for wide char case, assuming lpBuffer here points to the first char of the expected 2-char null sequence, not the second one, as I understand?

ODBCTest/src/odbctest/blddata.c

Line 3951 in d177017

if (*lpBuffer != '\0' || fDouble && lpBuffer[cb > 0 ? - 1 : 0] != '\0')