xAODRootAccess: Fix cppcheck warning.

Potential null pointer dereference.

This merge request affects 1 package:

• Control/xAODRootAccess

This merge request affects 1 file:

• Control/xAODRootAccess/Root/TAuxVector.cxx

Adding @ssnyder ,@akraszna as watchers

added Core analysis-review-required main review-pending-level-1 labels

added review-approved label and removed review-pending-level-1 label

CI Result SUCCESS (hash 96a908cd)

	Athena	AthSimulation	AthGeneration	AnalysisBase	AthAnalysis
externals
cmake
make
tests

Full details available on this CI monitor view. Check the JIRA CI status board for known problems
Athena: number of compilation errors 0, warnings 0
AthSimulation: number of compilation errors 0, warnings 0
AthGeneration: number of compilation errors 0, warnings 0
AnalysisBase: number of compilation errors 0, warnings 0
AthAnalysis: number of compilation errors 0, warnings 0
For experts only: Jenkins output [CI-MERGE-REQUEST-EL9 3068]

The MR is looking for me - AR

removed analysis-review-required label

added analysis-review-approved label

merged

mentioned in commit 38c75c66