diff options
Diffstat (limited to 'src/mesa/main/matrix.c')
| -rw-r--r-- | src/mesa/main/matrix.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/mesa/main/matrix.c b/src/mesa/main/matrix.c index 5ff250a0c7..7339b0ce40 100644 --- a/src/mesa/main/matrix.c +++ b/src/mesa/main/matrix.c @@ -160,6 +160,10 @@ _mesa_MatrixMode( GLenum mode ) ctx->CurrentStack = &ctx->ProjectionMatrixStack; break; case GL_TEXTURE: + if (ctx->Texture.CurrentUnit >= ctx->Const.MaxTextureCoordUnits) { + _mesa_error(ctx, GL_INVALID_OPERATION, "glMatrixMode(texcoord unit)"); + return; + } ctx->CurrentStack = &ctx->TextureMatrixStack[ctx->Texture.CurrentUnit]; break; case GL_COLOR: |