tree 2202f93c5098cbe16811bd99c75655aaeff31511
parent 0cc48929aff6d4442bb789a4cfb978db544b44b5
author Rulong Chen（陈汝龙） <rulong.crl@alibaba-inc.com> 1642716011 +0800
committer GitHub <noreply@github.com> 1642716011 -0800
gpgsig -----BEGIN PGP SIGNATURE-----
 
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 rCTa/Pl6ZEZvBvb4vYxeLcmAZF0f57qlNrAxfmF3VMOhZDm9nOJXBnulArutXA+7
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 =0Ue+
 -----END PGP SIGNATURE-----
 

Check weak pointer to avoid potential use-after-free crash (#30396)