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Thu, 29 Jun 2023 12:17:46 -0700 (PDT) Received: from halaney-x13s.redhat.com ([2600:1700:1ff0:d0e0::22]) by smtp.gmail.com with ESMTPSA id w127-20020a0ded85000000b0057085b18cddsm3052478ywe.54.2023.06.29.12.17.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 29 Jun 2023 12:17:45 -0700 (PDT) From: Andrew Halaney To: linux-kernel@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com, netdev@vger.kernel.org, mcoquelin.stm32@gmail.com, pabeni@redhat.com, kuba@kernel.org, edumazet@google.com, davem@davemloft.net, joabreu@synopsys.com, alexandre.torgue@foss.st.com, peppe.cavallaro@st.com, bhupesh.sharma@linaro.org, vkoul@kernel.org, bartosz.golaszewski@linaro.org, Andrew Halaney Subject: [PATCH 1/3] net: stmmac: dwmac-qcom-ethqos: Return device_get_phy_mode() errors properly Date: Thu, 29 Jun 2023 14:14:16 -0500 Message-ID: <20230629191725.1434142-1-ahalaney@redhat.com> X-Mailer: git-send-email 2.41.0 MIME-Version: 1.0 Content-type: text/plain X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE, RCVD_IN_MSPIKE_H5,RCVD_IN_MSPIKE_WL,SPF_HELO_NONE,SPF_NONE, T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1770067395882309818?= X-GMAIL-MSGID: =?utf-8?q?1770068812199178747?= Other than -ENODEV, other errors resulted in -EINVAL being returned instead of the actual error. Signed-off-by: Andrew Halaney --- drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c index e62940414e54..3bf025e8e2bd 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c @@ -721,6 +721,9 @@ static int qcom_ethqos_probe(struct platform_device *pdev) return -ENOMEM; ethqos->phy_mode = device_get_phy_mode(dev); + if (ethqos->phy_mode < 0) + return dev_err_probe(dev, ethqos->phy_mode, + "Failed to get phy mode\n"); switch (ethqos->phy_mode) { case PHY_INTERFACE_MODE_RGMII: case PHY_INTERFACE_MODE_RGMII_ID: @@ -731,8 +734,6 @@ static int qcom_ethqos_probe(struct platform_device *pdev) case PHY_INTERFACE_MODE_SGMII: ethqos->configure_func = ethqos_configure_sgmii; break; - case -ENODEV: - return -ENODEV; default: return -EINVAL; }