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Merge branch '4633-undefined-behaviour-in-rdataslab-c-bind-9.18' into 'bind-9.18'

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

See merge request isc-projects/bind9!8860
This commit is contained in:
Mark Andrews 2024-03-14 00:37:38 +00:00
commit 3b6924df4a
1 changed files with 3 additions and 1 deletions
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4
lib/dns/rdataslab.c
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@ -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;
}