Fix order of deferred hub control transfers (KurtE)

https://forum.pjrc.com/threads/45740-USB-Host-Mouse-Driver?p=155745&viewfull=1#post155745
2017-10-07 20:45:38 -07:00 · 2017-10-07 20:45:38 -07:00 · a44e342703
parent 34b7dc5f51
commit a44e342703
1 changed files with 1 additions and 1 deletions
--- a/hub.cpp
+++ b/hub.cpp
@ -202,7 +202,7 @@ void USBHub::send_setreset(uint32_t port)

 static uint32_t lowestbit(uint32_t bitmask)
 {
-	return 31 - __builtin_clz(bitmask);
+	return __builtin_ctz(bitmask);
 }

 void USBHub::control(const Transfer_t *transfer)