mesa: test index bounds before array element

Check whether the index is within bounds before accessing the array.

Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Signed-off-by: Brian Paul <brianp@vmware.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/src/mesa/drivers/dri/tdfx/tdfx_dd.c b/src/mesa/drivers/dri/tdfx/tdfx_dd.c
index 8472df607a..ed8a331549 100644
--- a/src/mesa/drivers/dri/tdfx/tdfx_dd.c
+++ b/src/mesa/drivers/dri/tdfx/tdfx_dd.c
@@ -91,7 +91,7 @@ static const GLubyte *tdfxDDGetString( GLcontext *ctx, GLenum name )
       else {
 	 /* unexpected result: replace spaces with hyphens */
 	 int i;
-	 for (i = 0; hardware[i] && (i < sizeof(hardware)); i++) {
+	 for (i = 0; i < sizeof(hardware) && hardware[i]; i++) {
 	    if (hardware[i] == ' ' || hardware[i] == '\t') {
 	       hardware[i] = '-';
 	    }