diff options
| author | Vadim Yanitskiy <axilirator@gmail.com> | 2020-02-09 04:19:04 +0700 |
|---|---|---|
| committer | Vadim Yanitskiy <axilirator@gmail.com> | 2020-02-09 04:27:50 +0700 |
| commit | 775a6b0ddd0f650febf51a50507c76e021fa543f (patch) | |
| tree | ef9fc05b55f9d0bda46f497b9a6deeb163d89c30 /src | |
| parent | a8809f0a161e1f074bf2fe4f427081b5947376bb (diff) | |
osmo_libusb: check return value of osmo_fd_register()
Most likely, we should not assert() here, but let's at least log
an error message in case if osmo_fd_register() fails.
Change-Id: Ia20755ec12ee9fb0eba8322551642a96e68e1570
Related: CID#206572
Diffstat (limited to 'src')
| -rw-r--r-- | src/usb/osmo_libusb.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/usb/osmo_libusb.c b/src/usb/osmo_libusb.c index 7a13a7e3..3c8a22a8 100644 --- a/src/usb/osmo_libusb.c +++ b/src/usb/osmo_libusb.c @@ -86,6 +86,7 @@ static void osmo_usb_added_cb(int fd, short events, void *user_data) struct osmo_fd *ofd = talloc_zero(OTC_GLOBAL, struct osmo_fd); libusb_context *luctx = user_data; unsigned int when = 0; + int rc; if (events & POLLIN) when |= OSMO_FD_READ; @@ -93,7 +94,9 @@ static void osmo_usb_added_cb(int fd, short events, void *user_data) when |= OSMO_FD_WRITE; osmo_fd_setup(ofd, fd, when, osmo_usb_fd_cb, luctx, 0); - osmo_fd_register(ofd); + rc = osmo_fd_register(ofd); + if (rc) + LOGP(DLUSB, LOGL_ERROR, "osmo_fd_register() failed with rc=%d\n", rc); } /* called by libusb if it wants to remove a file-descriptor */ |