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check intra-process subscription handle before derefencing

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This commit is contained in:
Jackie Kay 2015-08-25 12:47:54 -07:00
parent 7f016cdff8
commit 59dc29a3bf
1 changed files with 3 additions and 1 deletions
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4
rclcpp/include/rclcpp/executor.hpp
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@ -491,7 +491,9 @@ protected:
if (subscription->subscription_handle_->data == subscriber_handle) {
return subscription;
}
if (subscription->intra_process_subscription_handle_->data == subscriber_handle) {
if (subscription->intra_process_subscription_handle_ &&
subscription->intra_process_subscription_handle_->data == subscriber_handle)
{
return subscription;
}
}