Mesa (master): main: Fix memory leak in _mesa_make_extension_string()

[Chad Versace]

Module: Mesa
Branch: master
Commit: 36fef005b191fcd3fa858abb5f2aa6e7229e2c60
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=36fef005b191fcd3fa858abb5f2aa6e7229e2c60

Author: Chad Versace <chad.versace at linux.intel.com>
Date:   Mon Apr  9 13:59:03 2012 -0700

main: Fix memory leak in _mesa_make_extension_string()

I forgot to free the string returned by strdup().

Note: This is a candidate for the stable branches.
CC: Johannes Obermayr <johannesobermayr at gmx.de>
Reviewed-by: Ian Romanick <ian.d.romanick at intel.com>
Signed-off-by: Chad Versace <chad.versace at linux.intel.com>

---

 src/mesa/main/extensions.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/src/mesa/main/extensions.c b/src/mesa/main/extensions.c
index 8c262af..3ce4cd5 100644
--- a/src/mesa/main/extensions.c
+++ b/src/mesa/main/extensions.c
@@ -750,6 +750,8 @@ get_extension_override( struct gl_context *ctx )
       }
    }
 
+   free(env);
+
    /* Remove trailing space. */
    len = strlen(extra_exts);
    if (extra_exts[len - 1] == ' ')