diff options
author | Simon Rozman <simon@rozman.si> | 2021-10-17 13:21:38 +0200 |
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committer | Simon Rozman <simon@rozman.si> | 2021-10-17 13:21:38 +0200 |
commit | c7b20de96c1671d66ef7f856aecb5d8dde416c8f (patch) | |
tree | aeadfc9cefc9b8513a32d36092eabbed3481f4ed /driver/wintun.c | |
parent | driver: address Code Analysis warnings (diff) | |
download | wintun-c7b20de96c1671d66ef7f856aecb5d8dde416c8f.tar.xz wintun-c7b20de96c1671d66ef7f856aecb5d8dde416c8f.zip |
driver: allow ring registration from kernel
Signed-off-by: Simon Rozman <simon@rozman.si>
Diffstat (limited to '')
-rw-r--r-- | driver/wintun.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/driver/wintun.c b/driver/wintun.c index ec753a4..fe24afa 100644 --- a/driver/wintun.c +++ b/driver/wintun.c @@ -634,7 +634,7 @@ TunRegisterBuffers(_Inout_ TUN_CTX *Ctx, _Inout_ IRP *Irp) /* We will not wait on send ring tail moved event. */ EVENT_MODIFY_STATE, *ExEventObjectType, - UserMode, + Irp->RequestorMode, &Ctx->Device.Send.TailMoved, NULL))) goto cleanupResetOwner; @@ -645,7 +645,7 @@ TunRegisterBuffers(_Inout_ TUN_CTX *Ctx, _Inout_ IRP *Irp) try { Status = STATUS_INVALID_USER_BUFFER; - MmProbeAndLockPages(Ctx->Device.Send.Mdl, UserMode, IoWriteAccess); + MmProbeAndLockPages(Ctx->Device.Send.Mdl, Irp->RequestorMode, IoWriteAccess); } except(EXCEPTION_EXECUTE_HANDLER) { goto cleanupSendMdl; } @@ -670,7 +670,7 @@ TunRegisterBuffers(_Inout_ TUN_CTX *Ctx, _Inout_ IRP *Irp) /* We need to clear receive ring TailMoved event on transition to non-alertable state. */ SYNCHRONIZE | EVENT_MODIFY_STATE, *ExEventObjectType, - UserMode, + Irp->RequestorMode, &Ctx->Device.Receive.TailMoved, NULL))) goto cleanupSendUnlockPages; @@ -681,7 +681,7 @@ TunRegisterBuffers(_Inout_ TUN_CTX *Ctx, _Inout_ IRP *Irp) try { Status = STATUS_INVALID_USER_BUFFER; - MmProbeAndLockPages(Ctx->Device.Receive.Mdl, UserMode, IoWriteAccess); + MmProbeAndLockPages(Ctx->Device.Receive.Mdl, Irp->RequestorMode, IoWriteAccess); } except(EXCEPTION_EXECUTE_HANDLER) { goto cleanupReceiveMdl; } |