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* CID 525: Check the return of _UpdateModeList() as otherwise fModeList can

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still be NULL although it is used further down.
* CID 526: Check the front buffer to be available before using it in SetMode().


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@27483 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Michael Lotz
2008-09-13 15:51:16 +00:00
parent 7c618f130f
commit fccbe8f1a1
1 changed files with 8 additions and 2 deletions
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src/servers/app/drawing/AccelerantHWInterface.cpp
+8 -2
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@@ -498,6 +498,9 @@ AccelerantHWInterface::SetMode(const display_mode& mode)
if (!_IsValidMode(mode)) if (!_IsValidMode(mode))
return B_BAD_VALUE; return B_BAD_VALUE;
if (fFrontBuffer == NULL)
return B_NO_INIT;
// just try to set the mode - we let the graphics driver // just try to set the mode - we let the graphics driver
// approve or deny the request, as it should know best // approve or deny the request, as it should know best
@@ -822,8 +825,11 @@ AccelerantHWInterface::GetPreferredMode(display_mode* preferredMode)
if (version != EDID_VERSION_1) if (version != EDID_VERSION_1)
return B_NOT_SUPPORTED; return B_NOT_SUPPORTED;
if (fModeList == NULL) if (fModeList == NULL) {
_UpdateModeList(); status = _UpdateModeList();
if (status != B_OK)
return status;
}
status = B_NOT_SUPPORTED; status = B_NOT_SUPPORTED;
display_mode bestMode; display_mode bestMode;