diff options
Diffstat (limited to 'LUFA/Drivers/USB/Class/Host/Printer.c')
-rw-r--r-- | LUFA/Drivers/USB/Class/Host/Printer.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/LUFA/Drivers/USB/Class/Host/Printer.c b/LUFA/Drivers/USB/Class/Host/Printer.c index e69948b1e9..ec56c314ce 100644 --- a/LUFA/Drivers/USB/Class/Host/Printer.c +++ b/LUFA/Drivers/USB/Class/Host/Printer.c @@ -142,7 +142,12 @@ static uint8_t DCOMP_PRNT_Host_NextPRNTInterfaceEndpoint(void* CurrentDescriptor void PRNT_Host_USBTask(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo) { + if ((USB_HostState != HOST_STATE_Configured) || !(PRNTInterfaceInfo->State.IsActive)) + return; + + #if !defined(NO_CLASS_DRIVER_AUTOFLUSH) PRNT_Host_Flush(PRNTInterfaceInfo); + #endif } uint8_t PRNT_Host_SetBidirectionalMode(USB_ClassInfo_PRNT_Host_t* const PRNTInterfaceInfo) |