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rdma: Check -EINVAL return value of spdk_nvmf_rdma_request_fill_iovs

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Return -1 from spdk_nvmf_rdma_request_parse_sgl in the case of -EINVAL since 0 value
returned by spdk_nvmf_rdma_request_parse_sgl is treated as no memory case

Change-Id: I536592260a3bb658a1a4bc3a79c5b37fbacd3edc
Signed-off-by: Alexey Marchuk <alexeymar@mellanox.com>
Signed-off-by: Sasha Kotchubievsky <sashakot@mellanox.com>
Signed-off-by: Evgenii Kochetov <evgeniik@mellanox.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/470471
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
This commit is contained in:
Alexey Marchuk 2019-10-02 10:40:40 +00:00 committed by Jim Harris
parent 6ec974ed07
commit 06481fc223
1 changed files with 6 additions and 1 deletions
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7
lib/nvmf/rdma.c
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@ -1837,7 +1837,12 @@ spdk_nvmf_rdma_request_parse_sgl(struct spdk_nvmf_rdma_transport *rtransport,
req->dif.elba_length = length;
}
if (spdk_nvmf_rdma_request_fill_iovs(rtransport, device, rdma_req, length) < 0) {
rc = spdk_nvmf_rdma_request_fill_iovs(rtransport, device, rdma_req, length);
if (spdk_unlikely(rc < 0)) {
if (rc == -EINVAL) {
SPDK_ERRLOG("SGL length exceeds the max I/O size\n");
return -1;
}
/* No available buffers. Queue this request up. */
SPDK_DEBUGLOG(SPDK_LOG_RDMA, "No available large data buffers. Queueing request %p\n", rdma_req);
return 0;