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resolved: pin stream while calling callbacks for it

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These callbacks might unref the stream, but we still have to access it,
let's hence ref it explicitly.

Maybe fixes: #10725
This commit is contained in:
Lennart Poettering 2018-12-04 22:13:39 +01:00
parent 904dcaf9d4
commit d973d94dec
1 changed files with 3 additions and 1 deletions
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4
src/resolve/resolved-dns-stream.c
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@ -46,6 +46,8 @@ static int dns_stream_update_io(DnsStream *s) {
}
static int dns_stream_complete(DnsStream *s, int error) {
_cleanup_(dns_stream_unrefp) _unused_ DnsStream *ref = dns_stream_ref(s); /* Protect stream while we process it */
assert(s);
#if ENABLE_DNS_OVER_TLS
@ -273,7 +275,7 @@ static int on_stream_timeout(sd_event_source *es, usec_t usec, void *userdata) {
}
static int on_stream_io(sd_event_source *es, int fd, uint32_t revents, void *userdata) {
DnsStream *s = userdata;
_cleanup_(dns_stream_unrefp) DnsStream *s = dns_stream_ref(userdata); /* Protect stream while we process it */
int r;
assert(s);