From 774c1fe2fe9f14c657deb63705ef044f7af9a6cb Mon Sep 17 00:00:00 2001 From: Vipin Mehta Date: Fri, 18 Feb 2011 13:13:09 -0800 Subject: [PATCH] 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: Vipin Mehta Signed-off-by: Greg Kroah-Hartman --- drivers/staging/ath6kl/htc2/AR6000/ar6k.c | 9 +++++++++ drivers/staging/ath6kl/htc2/AR6000/ar6k.h | 2 ++ drivers/staging/ath6kl/htc2/htc.c | 2 ++ 3 files changed, 13 insertions(+) diff --git a/drivers/staging/ath6kl/htc2/AR6000/ar6k.c b/drivers/staging/ath6kl/htc2/AR6000/ar6k.c index 6083231..ff0480b 100644 --- a/drivers/staging/ath6kl/htc2/AR6000/ar6k.c +++ b/drivers/staging/ath6kl/htc2/AR6000/ar6k.c @@ -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) { diff --git a/drivers/staging/ath6kl/htc2/AR6000/ar6k.h b/drivers/staging/ath6kl/htc2/AR6000/ar6k.h index d3b6b30..19d8e70 100644 --- a/drivers/staging/ath6kl/htc2/AR6000/ar6k.h +++ b/drivers/staging/ath6kl/htc2/AR6000/ar6k.h @@ -297,6 +297,8 @@ 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 diff --git a/drivers/staging/ath6kl/htc2/htc.c b/drivers/staging/ath6kl/htc2/htc.c index 684eca9..e7adc45 100644 --- a/drivers/staging/ath6kl/htc2/htc.c +++ b/drivers/staging/ath6kl/htc2/htc.c @@ -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")); -- 2.7.4