Fixed VirtualChannelWriteEx error case leaks.

This commit is contained in:
Armin Novak 2019-10-28 14:28:11 +01:00
parent bc39b32d20
commit 09d14a2462
5 changed files with 29 additions and 18 deletions

View File

@ -112,7 +112,10 @@ static UINT encomsp_virtual_channel_write(encomspPlugin* encomsp, wStream* s)
UINT status;
if (!encomsp)
{
Stream_Free(s, TRUE);
return ERROR_INVALID_HANDLE;
}
#if 0
WLog_INFO(TAG, "EncomspWrite (%"PRIuz")", Stream_Length(s));
@ -123,9 +126,11 @@ static UINT encomsp_virtual_channel_write(encomspPlugin* encomsp, wStream* s)
Stream_Buffer(s), (UINT32) Stream_Length(s), s);
if (status != CHANNEL_RC_OK)
{
Stream_Free(s, TRUE);
WLog_ERR(TAG, "VirtualChannelWriteEx failed with %s [%08"PRIX32"]",
WTSErrorToString(status), status);
}
return status;
}

View File

@ -56,7 +56,10 @@ static UINT rail_send(railPlugin* rail, wStream* s)
UINT status;
if (!rail)
{
Stream_Free(s, TRUE);
return CHANNEL_RC_BAD_INIT_HANDLE;
}
status = rail->channelEntryPoints.pVirtualChannelWriteEx(rail->InitHandle, rail->OpenHandle,
Stream_Buffer(s), (UINT32) Stream_GetPosition(s), s);

View File

@ -143,12 +143,15 @@ static DWORD WINAPI copyThread(void* data)
if (!buffer)
{
fprintf(stderr, "rdp2tcp copyThread: malloc failed\n");
return -1;
goto fail;
}
//if (!ReadFile(plugin->hStdOutputRead, plugin->buffer, sizeof plugin->buffer, &dwRead, NULL))
if (!ReadFile(plugin->hStdOutputRead, buffer, bufsize, &dwRead, NULL))
return -1;
{
free(buffer);
goto fail;
}
if (debug > 1)
{
@ -159,14 +162,17 @@ static DWORD WINAPI copyThread(void* data)
if (plugin->channelEntryPoints.pVirtualChannelWriteEx(plugin->initHandle, plugin->openHandle,
buffer, dwRead, NULL) != CHANNEL_RC_OK)
{
free(buffer);
fprintf(stderr, "rdp2tcp copyThread failed %i\n", (int)dwRead);
return -1;
goto fail;
}
WaitForSingleObject(plugin->writeComplete, INFINITE);
ResetEvent(plugin->writeComplete);
}
fail:
ExitThread(0);
return 0;
}

View File

@ -1471,10 +1471,16 @@ UINT rdpdr_send(rdpdrPlugin* rdpdr, wStream* s)
rdpdrPlugin* plugin = (rdpdrPlugin*) rdpdr;
if (!rdpdr || !s)
{
Stream_Free(s, TRUE);
return CHANNEL_RC_NULL_DATA;
}
if (!plugin)
{
Stream_Free(s, TRUE);
status = CHANNEL_RC_BAD_INIT_HANDLE;
}
else
{
status = plugin->channelEntryPoints.pVirtualChannelWriteEx(plugin->InitHandle, plugin->OpenHandle,

View File

@ -45,6 +45,7 @@ static UINT remdesk_virtual_channel_write(remdeskPlugin* remdesk, wStream* s)
if (!remdesk)
{
WLog_ERR(TAG, "remdesk was null!");
Stream_Free(s, TRUE);
return CHANNEL_RC_INVALID_INSTANCE;
}
@ -53,9 +54,11 @@ static UINT remdesk_virtual_channel_write(remdeskPlugin* remdesk, wStream* s)
Stream_Buffer(s), (UINT32) Stream_Length(s), s);
if (status != CHANNEL_RC_OK)
{
Stream_Free(s, TRUE);
WLog_ERR(TAG, "pVirtualChannelWriteEx failed with %s [%08"PRIX32"]",
WTSErrorToString(status), status);
}
return status;
}
@ -294,9 +297,6 @@ static UINT remdesk_send_ctl_version_info_pdu(remdeskPlugin* remdesk)
if ((error = remdesk_virtual_channel_write(remdesk, s)))
WLog_ERR(TAG, "remdesk_virtual_channel_write failed with error %"PRIu32"!", error);
if (error != CHANNEL_RC_OK)
Stream_Free(s, TRUE);
return error;
}
@ -389,9 +389,6 @@ out:
free(raConnectionStringW);
free(expertBlobW);
if (error != CHANNEL_RC_OK)
Stream_Free(s, TRUE);
return error;
}
@ -440,9 +437,6 @@ static UINT remdesk_send_ctl_remote_control_desktop_pdu(remdeskPlugin* remdesk)
out:
free(raConnectionStringW);
if (error != CHANNEL_RC_OK)
Stream_Free(s, TRUE);
return error;
}
@ -497,9 +491,6 @@ static UINT remdesk_send_ctl_verify_password_pdu(remdeskPlugin* remdesk)
out:
free(expertBlobW);
if (error != CHANNEL_RC_OK)
Stream_Free(s, TRUE);
return error;
}