xprtrdma: Fix use-after-free in rpcrdma_post_recvs

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Dereference wr->next /before/ the memory backing wr has been
released. This issue was found by code inspection. It is not
expected to be a significant problem because it is in an error
path that is almost never executed.

Fixes: 7c8d9e7c88 ("xprtrdma: Move Receive posting to ... ")
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>

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Chuck Lever 2019-06-19 10:32:38 -04:00 • committed by Anna Schumaker

parent 10694ac92c

commit 2d0abe36cf

1 changed files with 2 additions and 1 deletions

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net/sunrpc/xprtrdma/verbs.c

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