mirror/tinyusb
1
0
Fork 0
mirror of https://github.com/hathach/tinyusb.git synced 2025-02-19 06:40:45 +00:00
Code Issues Packages Projects Releases Wiki Activity

audio_device: Fix NULL pointer access in audiod_xfer_cb

Browse Source 
b_bytes_copied was pointer with NULL value instead of
plain variable.
NULL pointer was passed to audio_tx_done_cb() and dereference
as well.

Now variable is not a pointer.
This commit is contained in:
Jerzy Kasenberg 2020-08-25 14:30:02 +02:00
parent a4c096be37
commit a3eff0c51a
1 changed files with 3 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
src/class/audio/audio_device.c
View File

@ -1002,10 +1002,10 @@ bool audiod_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t result, uint3
// This is the only place where we can fill something into the EPs buffer!
// Load new data
uint16_t *n_bytes_copied = NULL;
TU_VERIFY(audio_tx_done_cb(rhport, &_audiod_itf[idxDriver], n_bytes_copied));
uint16_t n_bytes_copied;
TU_VERIFY(audio_tx_done_cb(rhport, &_audiod_itf[idxDriver], &n_bytes_copied));
if (*n_bytes_copied == 0)
if (n_bytes_copied == 0)
{
// Load with ZLP
return usbd_edpt_xfer(rhport, ep_addr, NULL, 0);