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[143.89.191.119]) by smtp.gmail.com with ESMTPSA id q9-20020a170902bd8900b001b53d3d8f3dsm3377691pls.299.2023.06.21.05.43.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 21 Jun 2023 05:43:29 -0700 (PDT) From: Wei Chen To: gregkh@linuxfoundation.org Cc: linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, Wei Chen Subject: [PATCH] usb: gadget: legacy: fix error return code in gfs_bind Date: Wed, 21 Jun 2023 12:43:23 +0000 Message-Id: <20230621124323.47183-1-harperchen1110@gmail.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_ENVFROM_END_DIGIT, FREEMAIL_FROM,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham 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 We must return negative error code -ENOMEM if function 'usb_otg_descriptor_alloc()' fails. Signed-off-by: Wei Chen --- drivers/usb/gadget/legacy/g_ffs.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/usb/gadget/legacy/g_ffs.c b/drivers/usb/gadget/legacy/g_ffs.c index ae6d8f7092b8..4592df5e2ea1 100644 --- a/drivers/usb/gadget/legacy/g_ffs.c +++ b/drivers/usb/gadget/legacy/g_ffs.c @@ -395,8 +395,10 @@ static int gfs_bind(struct usb_composite_dev *cdev) struct usb_descriptor_header *usb_desc; usb_desc = usb_otg_descriptor_alloc(cdev->gadget); - if (!usb_desc) + if (!usb_desc) { + ret = -ENOMEM; goto error_rndis; + } usb_otg_descriptor_init(cdev->gadget, usb_desc); gfs_otg_desc[0] = usb_desc; gfs_otg_desc[1] = NULL; -- 2.25.1