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Thu, 15 Oct 2026 03:25:58 -0700 (PDT) Received: from serhat-ubuntu.home ([212.253.205.12]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-48de0bc6b82sm18387264f8f.51.2026.10.15.03.25.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 15 Oct 2026 03:25:57 -0700 (PDT) From: Serhat Kumral To: Dennis Dalessandro , Jason Gunthorpe , Leon Romanovsky , linux-rdma@vger.kernel.org Cc: Kaike Wan , Mike Marciniszyn , linux-kernel@vger.kernel.org, Serhat Kumral Subject: [PATCH] IB/rdmavt: Fix error unwind path for qp_priv_init() in rvt_create_qp() Date: Thu, 15 Oct 2026 13:25:18 +0300 Message-ID: <20261015102518.15780-1-serhatkumral1@gmail.com> X-Mailer: git-send-email 2.53.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit If driver_f.qp_priv_init() fails, execution jumps to bail_rq_wq, which bypasses bail_qpn. Because alloc_qpn() has already succeeded at this point, the allocated QP number is left unreleased. Jump to bail_qpn instead to ensure the QPN is properly freed via rvt_free_qpn(). Fixes: 5190f052a3654 ("IB/hfi1: Allow the driver to initialize QP priv struct") Assisted-by: LLM Signed-off-by: Serhat Kumral --- found while investigating smatch warning: - drivers/infiniband/sw/rdmavt/qp.c:1182 rvt_create_qp() warn: missing unwind goto? drivers/infiniband/sw/rdmavt/qp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/infiniband/sw/rdmavt/qp.c b/drivers/infiniband/sw/rdmavt/qp.c index d8ee485c49a6..3602b9ff2196 100644 --- a/drivers/infiniband/sw/rdmavt/qp.c +++ b/drivers/infiniband/sw/rdmavt/qp.c @@ -1173,7 +1173,7 @@ int rvt_create_qp(struct ib_qp *ibqp, struct ib_qp_init_attr *init_attr, if (rdi->driver_f.qp_priv_init) { ret = rdi->driver_f.qp_priv_init(rdi, qp, init_attr); if (ret) - goto bail_rq_wq; + goto bail_qpn; } break; -- 2.53.0