lock flying_transfers during transfer removal

diff --git a/TODO b/TODO
index bf4d27c..7b4b793 100644 (file)
--- a/TODO
+++ b/TODO
@@ -1,6 +1,5 @@
 for 1.0
 =======
-thread safety
 error codes
 fixme review
 review functionality missing over 0.1

diff --git a/libusb/io.c b/libusb/io.c
index 8ea9a4b..5e0e92f 100644 (file)
--- a/libusb/io.c
+++ b/libusb/io.c
@@ -806,7 +806,10 @@ void usbi_handle_transfer_completion(struct usbi_transfer *itransfer,
                __USBI_TRANSFER_TO_LIBUSB_TRANSFER(itransfer);
        uint8_t flags;
 
+       pthread_mutex_lock(&flying_transfers_lock);
        list_del(&itransfer->list);
+       pthread_mutex_unlock(&flying_transfers_lock);
+
        if (status == LIBUSB_TRANSFER_SILENT_COMPLETION)
                return;