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Commit 774c1fe2 authored by Vipin Mehta's avatar Vipin Mehta Committed by Greg Kroah-Hartman
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staging: ath6kl: Fixing a memory leak 



Virtual Scatter Gather Lists not getting freed during the HTCStop(). The
patch adds some clean up code in the code path.

Signed-off-by: default avatarVipin Mehta <vmehta@atheros.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent fb9b5487

drivers/staging/ath6kl/htc2/AR6000/ar6k.c

+9 −0
Original line number Diff line number Diff line
@@ -810,6 +810,15 @@ static int DevSetupVirtualScatterSupport(AR6K_DEVICE *pDev) 
    return status;

}



int DevCleanupMsgBundling(AR6K_DEVICE *pDev)

{

    if(NULL != pDev)

    {

        DevCleanupVirtualScatterSupport(pDev);

    }



    return 0;

}



int DevSetupMsgBundling(AR6K_DEVICE *pDev, int MaxMsgsPerTransfer)

{

drivers/staging/ath6kl/htc2/AR6000/ar6k.h

+2 −0
Original line number Diff line number Diff line
@@ -298,6 +298,8 @@ static INLINE int DEV_PREPARE_SCATTER_OPERATION(HIF_SCATTER_REQ *pReq) { 
    

int DevSetupMsgBundling(AR6K_DEVICE *pDev, int MaxMsgsPerTransfer);



int DevCleanupMsgBundling(AR6K_DEVICE *pDev);

                                  

#define DEV_GET_MAX_MSG_PER_BUNDLE(pDev)        (pDev)->HifScatterInfo.MaxScatterEntries

#define DEV_GET_MAX_BUNDLE_LENGTH(pDev)         (pDev)->HifScatterInfo.MaxTransferSizePerScatterReq

#define DEV_ALLOC_SCATTER_REQ(pDev)             \

drivers/staging/ath6kl/htc2/htc.c

+2 −0
Original line number Diff line number Diff line
@@ -486,6 +486,8 @@ void HTCStop(HTC_HANDLE HTCHandle) 
        /* flush all recv buffers */

    HTCFlushRecvBuffers(target);



    DevCleanupMsgBundling(&target->Device);



    ResetEndpointStates(target);

   

    AR_DEBUG_PRINTF(ATH_DEBUG_TRC, ("-HTCStop \n"));