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([2402:f000:4:1006:809:ffff:fffe:18ea]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-7b0cc17a688sm18738044b3a.40.2025.11.12.04.03.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 12 Nov 2025 04:03:07 -0800 (PST) From: Tuo Li To: krzysztof.czurylo@intel.com, tatyana.e.nikolova@intel.com, jgg@ziepe.ca, leon@kernel.org Cc: linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org, Tuo Li Subject: [PATCH] RDMA/irdma: Remove redundant NULL check of udata in irdma_create_user_ah() Date: Wed, 12 Nov 2025 20:02:53 +0800 Message-ID: <20251112120253.68945-1-islituo@gmail.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" The variable udata cannot be NULL because irdma_create_user_ah() always receives it. Therefore, the if() check can be safely removed. Thank Leon Romanovsky for helpful advice. Signed-off-by: Tuo Li --- drivers/infiniband/hw/irdma/verbs.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/infiniband/hw/irdma/verbs.c b/drivers/infiniband/hw/ir= dma/verbs.c index c883c9ea5a83..a9ae5a38d03d 100644 --- a/drivers/infiniband/hw/irdma/verbs.c +++ b/drivers/infiniband/hw/irdma/verbs.c @@ -5204,7 +5204,7 @@ static int irdma_create_user_ah(struct ib_ah *ibah, struct irdma_ah *parent_ah; int err; =20 - if (udata && udata->outlen < IRDMA_CREATE_AH_MIN_RESP_LEN) + if (udata->outlen < IRDMA_CREATE_AH_MIN_RESP_LEN) return -EINVAL; =20 err =3D irdma_setup_ah(ibah, attr); --=20 2.43.0