diff options
| author | Harald Welte <laforge@osmocom.org> | 2020-01-18 21:49:31 +0100 |
|---|---|---|
| committer | Harald Welte <laforge@osmocom.org> | 2020-01-18 21:50:47 +0100 |
| commit | e51cbe4cc7db6daf388a5dfb2c889b4070a57b6a (patch) | |
| tree | 979c174ec8130b315941d333aebf7de6531f9ed4 /src | |
| parent | c45787bf5c47c1f16360ad5843fb6cc6c5118384 (diff) | |
osmo_libusb: Check return of libusb_get_string_descriptor_ascii()
Change-Id: Ifc0133737627a8277635f8f3662b3f6e922be149
Closes: CID#207713
Diffstat (limited to 'src')
| -rw-r--r-- | src/usb/osmo_libusb.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/usb/osmo_libusb.c b/src/usb/osmo_libusb.c index 9ad62403..7a13a7e3 100644 --- a/src/usb/osmo_libusb.c +++ b/src/usb/osmo_libusb.c @@ -334,6 +334,12 @@ libusb_device *osmo_libusb_find_matching_dev_serial(struct libusb_context *luctx } rc = libusb_get_string_descriptor_ascii(devh, dev_desc.iSerialNumber, (uint8_t *) strbuf, sizeof(strbuf)); + if (rc < 0) { + LOGP(DLUSB, LOGL_ERROR, "Cannot read USB Descriptor: %s\n", + libusb_strerror(rc)); + libusb_close(devh); + continue; + } libusb_close(devh); if (strcmp(strbuf, serial)) continue; |