Fix mesa not checking for a valid depth in mesa's _mesa_TexSubImage3D

third_party/mesa/MesaLib/src/mesa/main/teximage.c

Index: third_party/mesa/MesaLib/src/mesa/main/teximage.c
diff --git a/third_party/mesa/MesaLib/src/mesa/main/teximage.c b/third_party/mesa/MesaLib/src/mesa/main/teximage.c
index ca1bd6096e272fa57c9e74a05f5411d3c57bd4d8..ee663e499344fe23bc547292c2ab688dff886109 100644
--- a/third_party/mesa/MesaLib/src/mesa/main/teximage.c
+++ b/third_party/mesa/MesaLib/src/mesa/main/teximage.c
@@ -2798,7 +2798,7 @@ _mesa_TexSubImage3D( GLenum target, GLint level,
                                   format, type, texImage)) {
          /* error was recorded */
       }
-      else if (width > 0 && height > 0 && height > 0) {
+      else if (width > 0 && height > 0 && depth > 0) {
          /* If we have a border, xoffset=-1 is legal.  Bias by border width */
          xoffset += texImage->Border;
          yoffset += texImage->Border;