diff options
Diffstat (limited to 'qga')
| -rw-r--r-- | qga/vss-win32/provider.cpp | 6 | ||||
| -rw-r--r-- | qga/vss-win32/requester.cpp | 24 |
2 files changed, 13 insertions, 17 deletions
diff --git a/qga/vss-win32/provider.cpp b/qga/vss-win32/provider.cpp index bf42b5e95f..c3030d8e55 100644 --- a/qga/vss-win32/provider.cpp +++ b/qga/vss-win32/provider.cpp @@ -342,18 +342,18 @@ STDMETHODIMP CQGAVssProvider::CommitSnapshots(VSS_ID SnapshotSetId) HANDLE hEventFrozen, hEventThaw, hEventTimeout; hEventFrozen = OpenEvent(EVENT_ALL_ACCESS, FALSE, EVENT_NAME_FROZEN); - if (hEventFrozen == INVALID_HANDLE_VALUE) { + if (!hEventFrozen) { return E_FAIL; } hEventThaw = OpenEvent(EVENT_ALL_ACCESS, FALSE, EVENT_NAME_THAW); - if (hEventThaw == INVALID_HANDLE_VALUE) { + if (!hEventThaw) { CloseHandle(hEventFrozen); return E_FAIL; } hEventTimeout = OpenEvent(EVENT_ALL_ACCESS, FALSE, EVENT_NAME_TIMEOUT); - if (hEventTimeout == INVALID_HANDLE_VALUE) { + if (!hEventTimeout) { CloseHandle(hEventFrozen); CloseHandle(hEventThaw); return E_FAIL; diff --git a/qga/vss-win32/requester.cpp b/qga/vss-win32/requester.cpp index 1e8dd3dfa8..0a55447e81 100644 --- a/qga/vss-win32/requester.cpp +++ b/qga/vss-win32/requester.cpp @@ -50,10 +50,6 @@ static struct QGAVSSContext { STDAPI requester_init(void) { - vss_ctx.hEventFrozen = INVALID_HANDLE_VALUE; - vss_ctx.hEventThaw = INVALID_HANDLE_VALUE; - vss_ctx.hEventTimeout = INVALID_HANDLE_VALUE; - COMInitializer initializer; /* to call CoInitializeSecurity */ HRESULT hr = CoInitializeSecurity( NULL, -1, NULL, NULL, RPC_C_AUTHN_LEVEL_PKT_PRIVACY, @@ -94,17 +90,17 @@ STDAPI requester_init(void) static void requester_cleanup(void) { - if (vss_ctx.hEventFrozen != INVALID_HANDLE_VALUE) { + if (vss_ctx.hEventFrozen) { CloseHandle(vss_ctx.hEventFrozen); - vss_ctx.hEventFrozen = INVALID_HANDLE_VALUE; + vss_ctx.hEventFrozen = NULL; } - if (vss_ctx.hEventThaw != INVALID_HANDLE_VALUE) { + if (vss_ctx.hEventThaw) { CloseHandle(vss_ctx.hEventThaw); - vss_ctx.hEventThaw = INVALID_HANDLE_VALUE; + vss_ctx.hEventThaw = NULL; } - if (vss_ctx.hEventTimeout != INVALID_HANDLE_VALUE) { + if (vss_ctx.hEventTimeout) { CloseHandle(vss_ctx.hEventTimeout); - vss_ctx.hEventTimeout = INVALID_HANDLE_VALUE; + vss_ctx.hEventTimeout = NULL; } if (vss_ctx.pAsyncSnapshot) { vss_ctx.pAsyncSnapshot->Release(); @@ -374,19 +370,19 @@ void requester_freeze(int *num_vols, ErrorSet *errset) sa.bInheritHandle = FALSE; vss_ctx.hEventFrozen = CreateEvent(&sa, TRUE, FALSE, EVENT_NAME_FROZEN); - if (vss_ctx.hEventFrozen == INVALID_HANDLE_VALUE) { + if (!vss_ctx.hEventFrozen) { err_set(errset, GetLastError(), "failed to create event %s", EVENT_NAME_FROZEN); goto out; } vss_ctx.hEventThaw = CreateEvent(&sa, TRUE, FALSE, EVENT_NAME_THAW); - if (vss_ctx.hEventThaw == INVALID_HANDLE_VALUE) { + if (!vss_ctx.hEventThaw) { err_set(errset, GetLastError(), "failed to create event %s", EVENT_NAME_THAW); goto out; } vss_ctx.hEventTimeout = CreateEvent(&sa, TRUE, FALSE, EVENT_NAME_TIMEOUT); - if (vss_ctx.hEventTimeout == INVALID_HANDLE_VALUE) { + if (!vss_ctx.hEventTimeout) { err_set(errset, GetLastError(), "failed to create event %s", EVENT_NAME_TIMEOUT); goto out; @@ -443,7 +439,7 @@ void requester_thaw(int *num_vols, ErrorSet *errset) { COMPointer<IVssAsync> pAsync; - if (vss_ctx.hEventThaw == INVALID_HANDLE_VALUE) { + if (!vss_ctx.hEventThaw) { /* * In this case, DoSnapshotSet is aborted or not started, * and no volumes must be frozen. We return without an error. |