Mesa (master): st/mesa: add int cast to silence warning

[Brian Paul]

Module: Mesa
Branch: master
Commit: 80b3dfa7040287a174657e6e4ae6fd54e9434ef9
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=80b3dfa7040287a174657e6e4ae6fd54e9434ef9

Author: Brian Paul <brianp at vmware.com>
Date:   Sun Nov  4 16:43:44 2012 -0700

st/mesa: add int cast to silence warning

MSVC warns that negating an unsigned value yields an unsigned value.

Reviewed-by: Jose Fonseca <jfonseca at vmware.com>

---

 src/mesa/state_tracker/st_cb_fbo.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/src/mesa/state_tracker/st_cb_fbo.c b/src/mesa/state_tracker/st_cb_fbo.c
index 882fb37..adee00b 100644
--- a/src/mesa/state_tracker/st_cb_fbo.c
+++ b/src/mesa/state_tracker/st_cb_fbo.c
@@ -750,7 +750,7 @@ st_MapRenderbuffer(struct gl_context *ctx,
                             usage, x, y2, w, h, &strb->transfer);
    if (map) {
       if (invert) {
-         *rowStrideOut = -strb->transfer->stride;
+         *rowStrideOut = -(int) strb->transfer->stride;
          map += (h - 1) * strb->transfer->stride;
       }
       else {