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wgl: return before locking if stw_icd is NULL

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This commit is contained in:
Keith Whitwell
2009-02-10 18:21:41 +00:00
committed by Keith Whitwell
parent 9c9ba66fba
commit f54149a3a3
1 changed files with 17 additions and 2 deletions
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src/gallium/state_trackers/wgl/icd/stw_icd.c
+17 -2
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@@ -76,7 +76,7 @@ stw_icd_cleanup(void)
{
int i;
if(!stw_icd)
if (!stw_icd)
return;
pipe_mutex_lock( stw_icd->mutex );
@@ -115,6 +115,9 @@ DrvCopyContext(
{
BOOL ret = FALSE;
if (!stw_icd)
return FALSE;
pipe_mutex_lock( stw_icd->mutex );
{
struct stw_context *src = lookup_context( stw_icd, dhrcSource );
@@ -136,7 +139,10 @@ DrvCreateLayerContext(
HDC hdc,
INT iLayerPlane )
{
DHGLRC handle = 0;;
DHGLRC handle = 0;
if (!stw_icd)
return handle;
pipe_mutex_lock( stw_icd->mutex );
{
@@ -179,6 +185,9 @@ DrvDeleteContext(
{
BOOL ret = FALSE;
if (!stw_icd)
return ret;
pipe_mutex_lock( stw_icd->mutex );
{
struct stw_context *ctx;
@@ -273,6 +282,9 @@ DrvReleaseContext(
{
BOOL ret = FALSE;
if (!stw_icd)
return ret;
pipe_mutex_lock( stw_icd->mutex );
{
struct stw_context *ctx;
@@ -661,6 +673,9 @@ DrvSetContext(
{
PGLCLTPROCTABLE result = NULL;
if (!stw_icd)
return result;
pipe_mutex_lock( stw_icd->mutex );
{
struct stw_context *ctx;