[PATCH xserver] exa: promise not to touch the data when swapping pointers

[Eric Engestrom]

exa/exa.c:525:10: warning: initialization discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
     swap(pExaGC, pGC, funcs);
          ^

Signed-off-by: Eric Engestrom <eric.engestrom at imgtec.com>
---
 exa/exa_priv.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/exa/exa_priv.h b/exa/exa_priv.h
index ca4db720fbe871b50b7e..912e214789adba95c7fa 100644
--- a/exa/exa_priv.h
+++ b/exa/exa_priv.h
@@ -244,7 +244,7 @@ extern DevPrivateKeyRec exaScreenPrivateKeyRec;
 }
 #else
 #define swap(priv, real, mem) {\
-    void *tmp = priv->Saved##mem; \
+    const void *tmp = priv->Saved##mem; \
     priv->Saved##mem = real->mem; \
     real->mem = tmp; \
 }
-- 
Cheers,
  Eric