{"id":814924,"url":"http://patchwork.ozlabs.org/api/patches/814924/?format=json","web_url":"http://patchwork.ozlabs.org/project/uboot/patch/1505742050-5697-5-git-send-email-bmeng.cn@gmail.com/","project":{"id":18,"url":"http://patchwork.ozlabs.org/api/projects/18/?format=json","name":"U-Boot","link_name":"uboot","list_id":"u-boot.lists.denx.de","list_email":"u-boot@lists.denx.de","web_url":null,"scm_url":null,"webscm_url":null,"list_archive_url":"","list_archive_url_format":"","commit_url_format":""},"msgid":"<1505742050-5697-5-git-send-email-bmeng.cn@gmail.com>","list_archive_url":null,"date":"2017-09-18T13:40:40","name":"[U-Boot,04/14] usb: Handle audio extension endpoint descriptor in usb_parse_config()","commit_ref":null,"pull_url":null,"state":"accepted","archived":false,"hash":"af986eeb986850835564fc59c50431d02b95152b","submitter":{"id":64981,"url":"http://patchwork.ozlabs.org/api/people/64981/?format=json","name":"Bin Meng","email":"bmeng.cn@gmail.com"},"delegate":{"id":1699,"url":"http://patchwork.ozlabs.org/api/users/1699/?format=json","username":"marex","first_name":"Marek","last_name":"Vasut","email":"marek.vasut@gmail.com"},"mbox":"http://patchwork.ozlabs.org/project/uboot/patch/1505742050-5697-5-git-send-email-bmeng.cn@gmail.com/mbox/","series":[{"id":3647,"url":"http://patchwork.ozlabs.org/api/series/3647/?format=json","web_url":"http://patchwork.ozlabs.org/project/uboot/list/?series=3647","date":"2017-09-18T13:40:36","name":"usb: xhci: Add interrupt transfer support and full speed device support","version":1,"mbox":"http://patchwork.ozlabs.org/series/3647/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/814924/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/814924/checks/","tags":{},"related":[],"headers":{"Return-Path":"","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming@bilbo.ozlabs.org","Authentication-Results":["ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=lists.denx.de\n\t(client-ip=81.169.180.215; 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charset=\"utf-8\"","Content-Transfer-Encoding":"base64","Errors-To":"u-boot-bounces@lists.denx.de","Sender":"\"U-Boot\" "},"content":"Normal endpoint descriptor size is 7, but for audio extension it is\n9. Handle that correctly when parsing endpoint descriptor.\n\nSigned-off-by: Bin Meng \n---\n\n common/usb.c | 5 +++--\n 1 file changed, 3 insertions(+), 2 deletions(-)","diff":"diff --git a/common/usb.c b/common/usb.c\nindex 0904259..6cb92ef 100644\n--- a/common/usb.c\n+++ b/common/usb.c\n@@ -437,12 +437,13 @@ static int usb_parse_config(struct usb_device *dev,\n \t\t\t}\n \t\t\tbreak;\n \t\tcase USB_DT_ENDPOINT:\n-\t\t\tif (head->bLength != USB_DT_ENDPOINT_SIZE) {\n+\t\t\tif (head->bLength != USB_DT_ENDPOINT_SIZE &&\n+\t\t\t head->bLength != USB_DT_ENDPOINT_AUDIO_SIZE) {\n \t\t\t\tprintf(\"ERROR: Invalid USB EP length (%d)\\n\",\n \t\t\t\t\thead->bLength);\n \t\t\t\tbreak;\n \t\t\t}\n-\t\t\tif (index + USB_DT_ENDPOINT_SIZE >\n+\t\t\tif (index + head->bLength >\n \t\t\t dev->config.desc.wTotalLength) {\n \t\t\t\tputs(\"USB EP descriptor overflowed buffer!\\n\");\n \t\t\t\tbreak;\n","prefixes":["U-Boot","04/14"]}