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Newer kernels store device strings in memory on USB device init. This makes querying them later safe. (Thanks Greg KH)

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Glenn Maynard
2005-04-22 01:33:53 +00:00
parent 8835706d8c
commit 37650adbec
1 changed files with 0 additions and 2 deletions
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stepmania/src/arch/MemoryCard/MemoryCardDriverThreaded_Linux.cpp
-2
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@@ -393,8 +393,6 @@ void GetNewStorageDevices( vector<UsbStorageDevice>& vDevicesOut )
if( ReadFile( sPath + "device/../idProduct", sBuf ) ) if( ReadFile( sPath + "device/../idProduct", sBuf ) )
sscanf( sBuf, "%x", &usbd.idProduct ); sscanf( sBuf, "%x", &usbd.idProduct );
/* These queries cause communication with the USB device. Disabling
* them may result in higher reliability. */
if( ReadFile( sPath + "device/../serial", sBuf ) ) if( ReadFile( sPath + "device/../serial", sBuf ) )
{ {
usbd.sSerial = sBuf; usbd.sSerial = sBuf;