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cpp-libs
Actor Framework
Commits
c4ed2be3
Commit
c4ed2be3
authored
Oct 07, 2022
by
Dominik Charousset
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Fix heap-use-after-free in merge operator
parent
c7edd72b
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libcaf_core/caf/flow/op/merge.hpp
libcaf_core/caf/flow/op/merge.hpp
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libcaf_core/caf/flow/op/merge.hpp
View file @
c4ed2be3
...
...
@@ -130,11 +130,13 @@ public:
void
fwd_on_next
(
input_key
key
,
const
observable
<
T
>&
item
)
{
CAF_LOG_TRACE
(
CAF_ARG
(
key
)
<<
CAF_ARG
(
item
));
if
(
auto
ptr
=
get
(
key
))
{
if
(
auto
ptr
=
get
(
key
))
subscribe_to
(
item
);
// Note: we need to double-check that the key still exists here, because
// subscribe_on may result in an error (that nukes all inputs).
if
(
auto
ptr
=
get
(
key
))
ptr
->
sub
.
request
(
1
);
}
}
// -- implementation of subscription_impl ------------------------------------
...
...
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