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Sun, 22 Mar 2026 07:28:51 -0700 (PDT) Received: from junjungu-PC.localdomain ([223.167.147.240]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2b08352a17asm78621825ad.24.2026.03.22.07.28.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 22 Mar 2026 07:28:51 -0700 (PDT) From: Felix Gu Date: Sun, 22 Mar 2026 22:28:45 +0800 Subject: [PATCH] spi: amlogic: spifc-a4: unregister ECC engine on probe failure and remove() callback Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260322-spifc-a4-v1-1-2dc5ebcbe0a9@gmail.com> X-B4-Tracking: v=1; b=H4sIAJz8v2kC/6tWKk4tykwtVrJSqFYqSi3LLM7MzwNyDHUUlJIzE vPSU3UzU4B8JSMDIzMDYyMj3eKCzLRk3UQT3RRD81RLU1PL5CRDUyWg8oKi1LTMCrBR0bG1tQC E6zG5WgAAAA== X-Change-ID: 20260322-spifc-a4-d17e9559cb15 To: Liang Yang , Feng Chen , Xianwei Zhao , Mark Brown Cc: linux-amlogic@lists.infradead.org, linux-spi@vger.kernel.org, linux-kernel@vger.kernel.org, Felix Gu X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1774189728; l=1775; i=ustc.gu@gmail.com; h=from:subject:message-id; bh=nlDpkeLXmC3IbASLOK+T58E+TXrmqad8q7Jcp4v8ME4=; b=6PPv7Gwk4qHZTVUtPhWZUbWk3CG9V6WimJMR6ooi/C5l+BmRfIlDlvzSzM0K3W9eHE6uoqYpq bEeMFhxkud6CY8aUF0J6b/hLclw4bxwZ6k9M725k25c+rmAoE6bJzla X-Developer-Key: i=ustc.gu@gmail.com; a=ed25519; pk=fjUXwmjchVN7Ja6KGP55IXOzFeCl9edaHoQIEUA+/hw= aml_sfc_probe() registers the on-host NAND ECC engine, but teardown was missing from both probe unwind and remove-time cleanup. Add a devm cleanup action after successful registration so nand_ecc_unregister_on_host_hw_engine() runs automatically on probe failures and during device removal. Fixes: 4670db6f32e9 ("spi: amlogic: add driver for Amlogic SPI Flash Contro= ller") Signed-off-by: Felix Gu --- drivers/spi/spi-amlogic-spifc-a4.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/drivers/spi/spi-amlogic-spifc-a4.c b/drivers/spi/spi-amlogic-s= pifc-a4.c index 1aabafa36e48..16346f50c7d9 100644 --- a/drivers/spi/spi-amlogic-spifc-a4.c +++ b/drivers/spi/spi-amlogic-spifc-a4.c @@ -1066,6 +1066,13 @@ static const struct nand_ecc_engine_ops aml_sfc_ecc_= engine_ops =3D { .finish_io_req =3D aml_sfc_ecc_finish_io_req, }; =20 +static void aml_sfc_unregister_ecc_engine(void *data) +{ + struct nand_ecc_engine *eng =3D data; + + nand_ecc_unregister_on_host_hw_engine(eng); +} + static int aml_sfc_clk_init(struct aml_sfc *sfc) { sfc->gate_clk =3D devm_clk_get_enabled(sfc->dev, "gate"); @@ -1149,6 +1156,11 @@ static int aml_sfc_probe(struct platform_device *pde= v) if (ret) return dev_err_probe(&pdev->dev, ret, "failed to register Aml host ecc e= ngine.\n"); =20 + ret =3D devm_add_action_or_reset(dev, aml_sfc_unregister_ecc_engine, + &sfc->ecc_eng); + if (ret) + return dev_err_probe(dev, ret, "failed to add ECC unregister action\n"); + ret =3D of_property_read_u32(np, "amlogic,rx-adj", &val); if (!ret) sfc->rx_adj =3D val; --- base-commit: 785f0eb2f85decbe7c1ef9ae922931f0194ffc2e change-id: 20260322-spifc-a4-d17e9559cb15 Best regards, --=20 Felix Gu