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| author |   Romain Forlot <romain.forlot@iot.bzh> | 2017-03-19 02:47:26 +0100 |
|---|---|---|
| committer | Romain Forlot <romain.forlot@iot.bzh> | 2017-03-19 02:47:26 +0100 |
| commit | d99b87ba4332fd0c1e51d2708e46c52bad713558 (patch) | |
| tree | 3a6fdd11929f626eeb1eeade277cec7b8379fb1b /src/low-can-binding.cpp | |
| parent | f6dcb18fa4d6637b0e9a2ff7eb39f2fe98e815d6 (diff) | |
Fix bad handling unsupported OBD2 messages subscription.
Testing supported boolean wrong and gave a null pointer to a function that
doesn't check the pointer validity.
Change-Id: I49e88a68f266546dbd257b0fdade860cead1322d
Signed-off-by: Romain Forlot <romain.forlot@iot.bzh>
Diffstat (limited to 'src/low-can-binding.cpp')
| -rw-r--r-- | src/low-can-binding.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/low-can-binding.cpp b/src/low-can-binding.cpp index d88ac996..3e870721 100644 --- a/src/low-can-binding.cpp +++ b/src/low-can-binding.cpp @@ -139,8 +139,6 @@ static int subscribe_unsubscribe_signals(struct afb_req request, bool subscribe, // no matter what we want, worse case will be a fail unsubscription but at least we don't // poll a PID for nothing. if(found.front()->get_supported()) - subscribe = false; - if(subscribe) { float frequency = found.front()->get_frequency(); configuration_t::instance().get_diagnostic_manager().add_recurring_request( @@ -149,8 +147,11 @@ static int subscribe_unsubscribe_signals(struct afb_req request, bool subscribe, } else { + found.front()->set_supported(false); configuration_t::instance().get_diagnostic_manager().cleanup_request( configuration_t::instance().get_diagnostic_manager().find_recurring_request(diag_req), true); + DEBUG(binder_interface, "Signal: %s isn't supported. Canceling operation.", sig.c_str()); + return -1; } } |