Index: uspace/drv/bus/usb/ohci/ohci_regs.h
===================================================================
--- uspace/drv/bus/usb/ohci/ohci_regs.h	(revision fd3abb6d3aa077339d1b847d70c6aa4c28ce7b17)
+++ uspace/drv/bus/usb/ohci/ohci_regs.h	(revision 4e303698747a0ba8aeec57c13ddd27877639ac60)
@@ -45,5 +45,5 @@
 #define OHCI_RD(reg) uint32_t_le2host(reg)
 #define OHCI_SET(reg, val) reg |= host2uint32_t_le(val)
-#define OHCI_CLR(reg, val) reg &= host2uint32_t_le(val)
+#define OHCI_CLR(reg, val) reg &= host2uint32_t_le(~val)