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From ef1a51192eb44e7f23d3c5b63a80c0b8b6358660 Mon Sep 17 00:00:00 2001
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From: Kamal Heib <kamalheib1@gmail.com>
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Date: Thu, 14 Jan 2021 12:34:39 +0200
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Subject: [PATCH] bnxt_re: Fix reported error code from create_cq
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[ Upstream commit 9a1c8f63344c5b7eb911332501d48fd6b14edde1 ]
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Report EINVAL when trying to call bnxt_re_create_cq() with number of CQEs
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out of the supported range.
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Fixes: fa8dce26b88c ("libbnxt_re: Add support for CQ and QP management")
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Signed-off-by: Kamal Heib <kamalheib1@gmail.com>
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Signed-off-by: Nicolas Morey-Chaisemartin <nmoreychaisemartin@suse.com>
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---
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providers/bnxt_re/verbs.c | 4 +++-
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1 file changed, 3 insertions(+), 1 deletion(-)
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diff --git a/providers/bnxt_re/verbs.c b/providers/bnxt_re/verbs.c
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index 03237e7f8103..20902ab5c020 100644
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--- a/providers/bnxt_re/verbs.c
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+++ b/providers/bnxt_re/verbs.c
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@@ -173,8 +173,10 @@ struct ibv_cq *bnxt_re_create_cq(struct ibv_context *ibvctx, int ncqe,
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struct bnxt_re_context *cntx = to_bnxt_re_context(ibvctx);
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struct bnxt_re_dev *dev = to_bnxt_re_dev(ibvctx->device);
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- if (ncqe > dev->max_cq_depth)
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+ if (!ncqe || ncqe > dev->max_cq_depth) {
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+ errno = EINVAL;
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return NULL;
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+ }
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cq = calloc(1, sizeof(*cq));
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if (!cq)
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--
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2.25.4
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