37 lines
1.1 KiB
Diff
37 lines
1.1 KiB
Diff
From 5dee0eaa3a3c1f6b8e960038384e16ae730d201e Mon Sep 17 00:00:00 2001
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From: Kamal Heib <kamalheib1@gmail.com>
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Date: Thu, 24 Dec 2020 16:11:16 +0200
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Subject: [PATCH] cxgb4: Fix reported error code from create_cq
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[ Upstream commit 8f85e04863e379d798c88a68eee5e34341961eff ]
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Report EINVAL when trying to call c4iw_create_cq() with number of CQEs
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out of the supported range.
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Fixes: d6e6ae69be5e ("Add libcxgb4 files.")
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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/cxgb4/verbs.c | 5 +++++
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1 file changed, 5 insertions(+)
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diff --git a/providers/cxgb4/verbs.c b/providers/cxgb4/verbs.c
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index 32bae6906a15..d0e366f0fca4 100644
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--- a/providers/cxgb4/verbs.c
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+++ b/providers/cxgb4/verbs.c
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@@ -171,6 +171,11 @@ struct ibv_cq *c4iw_create_cq(struct ibv_context *context, int cqe,
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struct c4iw_dev *dev = to_c4iw_dev(context->device);
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int ret;
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+ if (!cqe || cqe > T4_MAX_CQ_DEPTH) {
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+ errno = EINVAL;
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+ return NULL;
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+ }
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+
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chp = calloc(1, sizeof *chp);
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if (!chp) {
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return NULL;
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--
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2.25.4
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