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treewide: use log_*_errno whenever %m is in the format string
[elogind.git]
/
src
/
resolve
/
resolved-dns-packet.c
diff --git
a/src/resolve/resolved-dns-packet.c
b/src/resolve/resolved-dns-packet.c
index c587a56124cda4532568ab27cf22040c75a39796..a9bd8b13988dc31d6e5641921097be38fc3d6e08 100644
(file)
--- a/
src/resolve/resolved-dns-packet.c
+++ b/
src/resolve/resolved-dns-packet.c
@@
-1114,6
+1114,13
@@
int dns_packet_read_rr(DnsPacket *p, DnsResourceRecord **ret, size_t *start) {
case DNS_TYPE_TXT: {
char *s;
case DNS_TYPE_TXT: {
char *s;
+ /* RFC 1035 says that TXT must be at least one
+ string. Reject empty records. */
+ if (!rdlength) {
+ r = -EBADMSG;
+ goto fail;
+ }
+
while (p->rindex < offset + rdlength) {
r = dns_packet_read_string(p, &s, NULL);
if (r < 0)
while (p->rindex < offset + rdlength) {
r = dns_packet_read_string(p, &s, NULL);
if (r < 0)