RFR: JDK-8261601: free memory in early return in Java_sun_nio_ch_sctp_SctpChannelImpl_receive0

Matthias Baesken mbaesken at openjdk.java.net
Fri Feb 12 11:20:39 UTC 2021


On Fri, 12 Feb 2021 08:50:14 GMT, Matthias Baesken <mbaesken at openjdk.org> wrote:

>Btw. while adjusting Java_sun_nio_ch_sctp_SctpChannelImpl_receive0 , I started to wonder what happens to the allocated >memory in the same file in handleSendFailed ( if ((addressP = malloc(dataLength)) == NULL) ) in early return cases incl. the >CHECK_NULL , is there some deallocation missing there too ?

hi, any comments on this ?   See  SctpChannelImpl.c 
[SctpChannelImpl.c ](https://github.com/openjdk/jdk/blob/master/src/jdk.sctp/unix/native/libsctp/SctpChannelImpl.c#L222)

the malloc there is followed by a few early returns, where is the memory freed is these cases ?

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PR: https://git.openjdk.java.net/jdk/pull/2540



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