https://github.com/libusb/libusb/pull/1062 https://github.com/libusb/libusb/issues/1063 https://bugs.gentoo.org/832732 From 8bb81fe72286cdcb782c7af4f0d7ef715b2e137c Mon Sep 17 00:00:00 2001 From: Yegor Yefremov Date: Sun, 6 Feb 2022 07:12:14 +0100 Subject: [PATCH] linux_usbfs: fix maybe-uninitialized error MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Initialize active_config to an invalid value to avoid the following compilation error: os/linux_usbfs.c: In function ‘op_get_configuration’: os/linux_usbfs.c:1452:12: error: ‘active_config’ may be used uninitialized in this function [-Werror=maybe-uninitialized] 1452 | *config = (uint8_t)active_config; Signed-off-by: Yegor Yefremov --- a/libusb/os/linux_usbfs.c +++ b/libusb/os/linux_usbfs.c @@ -1429,7 +1429,7 @@ static int op_get_configuration(struct libusb_device_handle *handle, uint8_t *config) { struct linux_device_priv *priv = usbi_get_device_priv(handle->dev); - int active_config; + int active_config = -1; /* to please compiler */ int r; if (priv->sysfs_dir) {