fx2lafw: Fix segfault wrt libusb_detach_kernel_driver().

[libsigrok.git] / src / hardware / fx2lafw / api.c

diff --git a/src/hardware/fx2lafw/api.c b/src/hardware/fx2lafw/api.c
index 724e2dd4e2ee0eb63b9ca3d723759c04eaf634f0..ada4fcc9b002989572ce5005366fad7636cc35f5 100644 (file)
--- a/src/hardware/fx2lafw/api.c
+++ b/src/hardware/fx2lafw/api.c
@@ -370,16 +370,6 @@ static int dev_open(struct sr_dev_inst *sdi)
        devc = sdi->priv;
        usb = sdi->conn;
 
-       if (libusb_has_capability(LIBUSB_CAP_SUPPORTS_DETACH_KERNEL_DRIVER)) {
-               if (libusb_kernel_driver_active(usb->devhdl, 0) == 1) {
-                       if ((ret = libusb_detach_kernel_driver(usb->devhdl, 0)) < 0) {
-                               sr_err("Failed to detach kernel driver: %s.",
-                                       libusb_error_name(ret));
-                               return SR_ERR;
-                       }
-               }
-       }
-
        /*
         * If the firmware was recently uploaded, wait up to MAX_RENUM_DELAY_MS
         * milliseconds for the FX2 to renumerate.