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Fixed behaviour of Alloc..ThunkletCallback[Ex] for NULL target.

This commit is contained in:
Ulrich Weigand 1999-06-05 11:49:52 +00:00 committed by Alexandre Julliard
parent 2bb2d9b008
commit 7b5fcc722f
1 changed files with 4 additions and 0 deletions
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4
if1632/thunk.c
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@ -1380,6 +1380,8 @@ FARPROC WINAPI AllocLSThunkletCallbackEx16( SEGPTR target,
DWORD relay, HTASK16 task )
{
THUNKLET *thunk = (THUNKLET *)PTR_SEG_TO_LIN( target );
if ( !thunk ) return NULL;
if ( IsSLThunklet16( thunk ) && thunk->relay == relay
&& thunk->glue == (DWORD)ThunkletCallbackGlueSL )
return (FARPROC)thunk->target;
@ -1395,6 +1397,8 @@ SEGPTR WINAPI AllocSLThunkletCallbackEx16( FARPROC target,
DWORD relay, HTASK16 task )
{
THUNKLET *thunk = (THUNKLET *)target;
if ( !thunk ) return 0;
if ( IsLSThunklet( thunk ) && thunk->relay == relay
&& thunk->glue == (DWORD)ThunkletCallbackGlueLS - (DWORD)&thunk->type )
return (SEGPTR)thunk->target;