[Mesa-dev] [PATCH 2/2] glx: fix length of GLXGetFBConfigsSGIX

[Julien Cristau]

The extra length is the size of the request *minus* the size of the
VendorPrivate header, not the addition.

Signed-off-by: Julien Cristau <jcristau at debian.org>
---
 src/glx/glxext.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/src/glx/glxext.c b/src/glx/glxext.c
index c5e9d05..c75c9bf 100644
--- a/src/glx/glxext.c
+++ b/src/glx/glxext.c
@@ -688,7 +688,7 @@ static GLboolean
    }
    else if (strstr(psc->serverGLXexts, "GLX_SGIX_fbconfig") != NULL) {
       GetReqExtra(GLXVendorPrivateWithReply,
-                  sz_xGLXGetFBConfigsSGIXReq +
+                  sz_xGLXGetFBConfigsSGIXReq -
                   sz_xGLXVendorPrivateWithReplyReq, vpreq);
       sgi_req = (xGLXGetFBConfigsSGIXReq *) vpreq;
       sgi_req->reqType = priv->majorOpcode;
-- 
1.7.2.3