96     if (strm == Z_NULL ||  in inflateStateCheck()
100     if (state == Z_NULL || state->strm != strm ||  in inflateStateCheck()
112     strm->msg = Z_NULL;  in inflateResetKeep()
120     state->head = Z_NULL;  in inflateResetKeep()
167     if (state->window != Z_NULL && state->wbits != (unsigned)windowBits) {  in inflateReset2()
169         state->window = Z_NULL;  in inflateReset2()
183     if (version == Z_NULL || version[0] != ZLIB_VERSION[0] ||  in inflateInit2_()
186     if (strm == Z_NULL) return Z_STREAM_ERROR;  in inflateInit2_()
187     strm->msg = Z_NULL;                 /* in case we return an error */  in inflateInit2_()
204     if (state == Z_NULL) return Z_MEM_ERROR;  in inflateInit2_()
208     state->window = Z_NULL;  in inflateInit2_()
213         strm->state = Z_NULL;  in inflateInit2_()
375     if (state->window == Z_NULL) {  in updatewindow()
379         if (state->window == Z_NULL) return 1;  in updatewindow()
610     if (inflateStateCheck(strm) || strm->next_out == Z_NULL ||  in inflate()
611         (strm->next_in == Z_NULL && strm->avail_in != 0))  in inflate()
632                 state->check = crc32(0L, Z_NULL, 0);  in inflate()
638             if (state->head != Z_NULL)  in inflate()
666             strm->adler = state->check = adler32(0L, Z_NULL, 0);  in inflate()
684             if (state->head != Z_NULL)  in inflate()
693             if (state->head != Z_NULL)  in inflate()
702             if (state->head != Z_NULL) {  in inflate()
715                 if (state->head != Z_NULL)  in inflate()
721             else if (state->head != Z_NULL)  in inflate()
722                 state->head->extra = Z_NULL;  in inflate()
730                     if (state->head != Z_NULL &&  in inflate()
731                         state->head->extra != Z_NULL &&  in inflate()
755                     if (state->head != Z_NULL &&  in inflate()
756                             state->head->name != Z_NULL &&  in inflate()
766             else if (state->head != Z_NULL)  in inflate()
767                 state->head->name = Z_NULL;  in inflate()
777                     if (state->head != Z_NULL &&  in inflate()
778                             state->head->comment != Z_NULL &&  in inflate()
788             else if (state->head != Z_NULL)  in inflate()
789                 state->head->comment = Z_NULL;  in inflate()
802             if (state->head != Z_NULL) {  in inflate()
806             strm->adler = state->check = crc32(0L, Z_NULL, 0);  in inflate()
821             strm->adler = state->check = adler32(0L, Z_NULL, 0);  in inflate()
1271     if (state->window != Z_NULL) ZFREE(strm, state->window);  in inflateEnd()
1273     strm->state = Z_NULL;  in inflateEnd()
1287     if (state->whave && dictionary != Z_NULL) {  in inflateGetDictionary()
1293     if (dictLength != Z_NULL)  in inflateGetDictionary()
1312         dictid = adler32(0L, Z_NULL, 0);  in inflateSetDictionary()
1446     if (inflateStateCheck(source) || dest == Z_NULL)  in inflateCopy()
1453     if (copy == Z_NULL) return Z_MEM_ERROR;  in inflateCopy()
1454     window = Z_NULL;  in inflateCopy()
1455     if (state->window != Z_NULL) {  in inflateCopy()
1458         if (window == Z_NULL) {  in inflateCopy()
1474     if (window != Z_NULL) {  in inflateCopy()