From: Brian Paul <brianp@vmware.com>
Date: Mon, 30 Jul 2012 14:29:08 +0000 (-0600)
Subject: mesa: fix _math_matrix_copy(), again
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=b51be8786f681210ed865c46065770ba91bc7bcb;p=mesa.git

mesa: fix _math_matrix_copy(), again

The matrix is 16 GLfloats in size.  Since from->inv is just a pointer (not
an array), sizeof(*from->inv) wasn't right.
---

diff --git a/src/mesa/math/m_matrix.c b/src/mesa/math/m_matrix.c
index 7c4e9fdcbd6..00a6c814fe3 100644
--- a/src/mesa/math/m_matrix.c
+++ b/src/mesa/math/m_matrix.c
@@ -1437,7 +1437,7 @@ void
 _math_matrix_copy( GLmatrix *to, const GLmatrix *from )
 {
    memcpy( to->m, from->m, sizeof(Identity) );
-   memcpy(to->inv, from->inv, sizeof(*from->inv));
+   memcpy(to->inv, from->inv, 16 * sizeof(GLfloat));
    to->flags = from->flags;
    to->type = from->type;
 }