[SERVER-71590] Coverity analysis defect 134195: Using invalid iterator Created: 23/Nov/22  Updated: 29/Oct/23  Resolved: 16/May/23

Status: Closed
Project: Core Server
Component/s: None
Affects Version/s: None
Fix Version/s: 7.1.0-rc0

Type: Bug Priority: Minor - P4
Reporter: Coverity Collector User Assignee: Nicholas Zolnierz
Resolution: Fixed Votes: 0
Labels: coverity, quick-tech-debt
Remaining Estimate: Not Specified
Time Spent: Not Specified
Original Estimate: Not Specified

Assigned Teams:
Query Optimization
Backwards Compatibility: Fully Compatible
Operating System: ALL
Participants:

 Description   

Using invalid iterator

Undefined behavior may result; the program may crash or subtly misbehave. An invalid or past-the-end iterator is being used
/src/mongo/s/write_ops/write_op.cpp:69: INVALIDATE_ITERATOR 134195 Function "end" creates an iterator.
/src/mongo/s/write_ops/write_op.cpp:69: INVALIDATE_ITERATOR 134195 Assigning: "nonRetryableErr" = "std::find_if(errOps->begin(), errOps->end(), mongo::<unnamed>::getFirstNonRetryableError(std::vector<mongo::ChildWriteOp const *, std::allocator<mongo::ChildWriteOp const *> > const &)::[lambda(mongo::ChildWriteOp const *) (instance 1)]())".
/src/mongo/s/write_ops/write_op.cpp:76: INVALIDATE_ITERATOR 134195 Dereferencing iterator "nonRetryableErr" though it is already past the end of its container.



 Comments   
Comment by Githook User [ 15/May/23 ]

Author:

{'name': 'Nicholas Zolnierz', 'email': 'nicholas.zolnierz@mongodb.com', 'username': 'nzolnierzmdb'}

Message: SERVER-71590 Move write_ops dassert to invariant [Coverity]
Branch: master
https://github.com/mongodb/mongo/commit/8896b5ba5a84d1b6b63953b9009ca16eda69d3c6

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