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Fri, 12 Jun 2026 17:27:05 -0700 (PDT) Received: from [127.0.1.1] ([47.253.114.73]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-37a1eba8ea7sm3441412a91.1.2026.06.12.17.27.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 12 Jun 2026 17:27:05 -0700 (PDT) Message-ID: <6a2ca3d9.ad59c0a6.147df9.2a62@mx.google.com> From: "Wayen.Yan" Date: Sat, 13 Jun 2026 08:22:31 +0800 Subject: [PATCH] net: airoha: Fix non-standard return value in airoha_ppe_get_wdma_info() To: netdev@vger.kernel.org Cc: lorenzo@kernel.org, horms@kernel.org, pabeni@redhat.com, kuba@kernel.org, edumazet@google.com, andrew+netdev@lunn.ch, angelogioacchino.delregno@collabora.com, matthias.bgg@gmail.com, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260612_172707_047916_7F0CF9F5 X-CRM114-Status: GOOD ( 10.13 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org airoha_ppe_get_wdma_info() returns -1 when the last path in the forwarding path stack is not of type DEV_PATH_MTK_WDMA. This is not a standard kernel error code. Replace it with -EINVAL since the input path type is invalid from the caller's perspective. Fixes: 23020f049327 ("net: airoha: Introduce ethernet support for EN7581 SoC") Signed-off-by: Wayen.Yan --- drivers/net/ethernet/airoha/airoha_ppe.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/airoha/airoha_ppe.c b/drivers/net/ethernet/airoha/airoha_ppe.c index 5c9dff6..7260177 100644 --- a/drivers/net/ethernet/airoha/airoha_ppe.c +++ b/drivers/net/ethernet/airoha/airoha_ppe.c @@ -264,7 +264,7 @@ static int airoha_ppe_get_wdma_info(struct net_device *dev, const u8 *addr, path = &stack.path[stack.num_paths - 1]; if (path->type != DEV_PATH_MTK_WDMA) - return -1; + return -EINVAL; info->idx = path->mtk_wdma.wdma_idx; info->bss = path->mtk_wdma.bss; -- 2.51.0