[Mesa-dev] [PATCH 2/3] glx: Fix two identical null check errors in driSet/GetInterval

[Juha-Pekka Heikkila]

Signed-off-by: Juha-Pekka Heikkila <juhapekka.heikk...@gmail.com>
---
 src/glx/dri_glx.c | 22 ++++++++++++++--------
 1 file changed, 14 insertions(+), 8 deletions(-)

diff --git a/src/glx/dri_glx.c b/src/glx/dri_glx.c
index 0b89e3e..91cccac 100644
--- a/src/glx/dri_glx.c
+++ b/src/glx/dri_glx.c
@@ -747,13 +747,16 @@ static int
 driSetSwapInterval(__GLXDRIdrawable *pdraw, int interval)
 {
    struct dri_drawable *pdp = (struct dri_drawable *) pdraw;
-   struct dri_screen *psc = (struct dri_screen *) pdraw->psc;
+   struct dri_screen *psc;
 
-   if (psc->swapControl != NULL && pdraw != NULL) {
-      psc->swapControl->setSwapInterval(pdp->driDrawable, interval);
-      return 0;
-   }
+   if (pdraw != NULL) {
+      psc = (struct dri_screen *) pdraw->psc;
 
+      if (psc->swapControl != NULL) {
+         psc->swapControl->setSwapInterval(pdp->driDrawable, interval);
+         return 0;
+      }
+   }
    return GLX_BAD_CONTEXT;
 }
 
@@ -761,11 +764,14 @@ static int
 driGetSwapInterval(__GLXDRIdrawable *pdraw)
 {
    struct dri_drawable *pdp = (struct dri_drawable *) pdraw;
-   struct dri_screen *psc = (struct dri_screen *) pdraw->psc;
+   struct dri_screen *psc;
 
-   if (psc->swapControl != NULL && pdraw != NULL)
-      return psc->swapControl->getSwapInterval(pdp->driDrawable);
+   if (pdraw != NULL) {
+      psc = (struct dri_screen *) pdraw->psc;
 
+      if (psc->swapControl != NULL)
+         return psc->swapControl->getSwapInterval(pdp->driDrawable);
+   }
    return 0;
 }
 
-- 
1.8.1.2

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