Merge branch '4633-undefined-behaviour-in-rdataslab-c-bind-9.16' into 'bind-9.16'

[9.16] Resolve "Undefined behaviour in rdataslab.c"

See merge request isc-projects/bind9!8861
This commit is contained in:
Mark Andrews
2024-03-14 00:50:22 +00:00

View File

@@ -320,7 +320,9 @@ dns_rdataslab_fromrdataset(dns_rdataset_t *rdataset, isc_mem_t *mctx,
? DNS_RDATASLAB_OFFLINE
: 0;
}
memmove(rawbuf, x[i].rdata.data, x[i].rdata.length);
if (x[i].rdata.length != 0) {
memmove(rawbuf, x[i].rdata.data, x[i].rdata.length);
}
rawbuf += x[i].rdata.length;
}