afk: Add missing wptr wraparound

Signed-off-by: Martin Povišer <[email protected]>
AsahiLinux · Aug 17, 2023 · f782456 · f782456
1 parent 264e181
commit f782456
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/afk.c b/src/afk.c
@@ -302,6 +302,8 @@ static int afk_epic_tx(afk_epic_ep_t *epic, u32 channel, u32 type, void *data, s
 
     wptr += size;
     wptr = ALIGN_UP(wptr, 1 << BLOCK_SHIFT);
+    if (wptr >= rb->bufsz)
+        wptr = 0;
 
     memcpy(hdr + 1, data, size);