statistics: fix panic when getStatsReader fail (#15651)
#15709
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/run-all-tests |
sre-bot
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component/statistics
type/3.0-cherry-pick
type/bugfix
zz-jason
approved these changes
Mar 30, 2020
zz-jason
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status/can-merge
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Your auto merge job has been accepted, waiting for 15763, 15829, 15836, 15856, 15817, 15851, 15849 |
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/run-all-tests |
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cherry-pick #15651 to release-3.0
What problem does this PR solve?
The
deferfunc is not placed correctly. Thus it would panic in some cases.What is changed and how it works?
Check the error before the defer func. Avoid potential panic.
Related changes
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Tests