Update rtl-sdr.h

Recently merged PR left this unaddressed.
2020-08-01 17:27:53 -04:00 · 2020-08-01 17:27:53 -04:00 · 0d369d9178
parent c7d970ac5b
commit 0d369d9178
1 changed files with 3 additions and 0 deletions
--- a/include/rtl-sdr.h
+++ b/include/rtl-sdr.h
@ -422,6 +422,9 @@ RTLSDR_API int rtlsdr_read_async(rtlsdr_dev_t *dev,

 /*!
 * Cancel all pending asynchronous operations on the device.
+ * Due to incomplete concurrency implementation, this should
+ * only be called from within the callback function, so it is
+ * in the correct thread.
 *
 * \param dev the device handle given by rtlsdr_open()
 * \return 0 on success