On Wed, 17 Feb 2021 12:51:06 GMT, Alan Bateman <al...@openjdk.org> wrote:

>> In another bug  this question from me  was answered by  Alan Bateman :
>> 
>> 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 ?
>> 
>> 
>> Yes, the error paths in handleSendFailed should be looked at. If 
>> NewDirectByteBuffer or recvmsg fails then addressP needs to be freed. 
>> Furthermore, if the NewObject fails and bufferObj != NULL then the memory 
>> for the direct buffer will need to be freed too (as JNI NewDirectByteBuffer 
>> does not setup a cleaner).
>> 
>> 
>> So I added freeing of the malloced memory to handleSendFailed .
>> Please review !
>> 
>> Thanks, Matthias
>
> The changes looks okay to me. I see Chris has created JDK-8261881 to setup 
> the cleanup.

Hi Alan and Chris, thanks for the reviews.

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PR: https://git.openjdk.java.net/jdk/pull/2586

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