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[82.146.125.14]) by smtp.gmail.com with ESMTPSA id a9sm9545268wmb.30.2019.04.01.01.34.29 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Mon, 01 Apr 2019 01:34:29 -0700 (PDT) From: Hans Dedecker To: openwrt-devel@lists.openwrt.org, nbd@nbd.name Date: Mon, 1 Apr 2019 10:34:26 +0200 Message-Id: <20190401083427.6783-1-dedeckeh@gmail.com> X-Mailer: git-send-email 2.19.2 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190401_013431_779605_39D4075D X-CRM114-Status: GOOD ( 11.50 ) X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [2a00:1450:4864:20:0:0:0:444 listed in] [list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (dedeckeh[at]gmail.com) -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain Subject: [OpenWrt-Devel] [PATCH 1/2 netifd] interface: set interface in TEARDOWN state when checking link state X-BeenThere: openwrt-devel@lists.openwrt.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Hans dedecker Sender: "openwrt-devel" Errors-To: openwrt-devel-bounces+incoming=patchwork.ozlabs.org@lists.openwrt.org From: Hans dedecker When launching PROTO_CMD_TEARDOWN in interface_check_state() the interface was set in IFS_DOWN state. In case an interface is now brought into IFS_SETUP state in __interface_set_up() it will launch PROTO_CMD_SETUP trying to bring the proto shell handler in S_SETUP state which will fail as the proto shell handler is still in the S_TEARDOWN state. Fix this by setting the interface in IFS_TEARDOWN state when the PROTO_CMD_TEARDOWN event is launched which will prevent the interface being brought into IFS_SETUP state as long as it's not in the IFS_DOWN state. Signed-off-by: Hans Dedecker --- interface.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/interface.c b/interface.c index b8c4ae2..fd7a826 100644 --- a/interface.c +++ b/interface.c @@ -342,11 +342,11 @@ interface_check_state(struct interface *iface) case IFS_UP: case IFS_SETUP: if (!iface->enabled || !link_state) { - interface_proto_event(iface->proto, PROTO_CMD_TEARDOWN, false); + iface->state = IFS_TEARDOWN; if (iface->dynamic) __set_config_state(iface, IFC_REMOVE); - mark_interface_down(iface); + interface_proto_event(iface->proto, PROTO_CMD_TEARDOWN, false); } break; case IFS_DOWN: