svcrdma: Catch another Reply chunk overflow case
authorChuck Lever <chuck.lever@oracle.com>
Thu, 12 Nov 2020 19:47:14 +0000 (14:47 -0500)
committerChuck Lever <chuck.lever@oracle.com>
Mon, 30 Nov 2020 18:00:21 +0000 (13:00 -0500)
commite5decb2eb5f4d1f64ba9196b4bad0e26a441c81c
tree0baa22932c40c059e733862707fc307ec272c736
parentb65054597872ce3aefbc6a666385eabdf9e288da
svcrdma: Catch another Reply chunk overflow case

When space in the Reply chunk runs out in the middle of a segment,
we end up passing a zero-length SGL to rdma_rw_ctx_init(), and it
oopses.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
net/sunrpc/xprtrdma/svc_rdma_rw.c