test for POT before using sample_2d_linear_repeat()

diff --git a/src/mesa/swrast/s_texfilter.c b/src/mesa/swrast/s_texfilter.c
index f55e23422d413b5b85f93742712fe810acfe82cf..b2c5574d95d06a782d0af290e41152502ba734f6 100644 (file)
--- a/src/mesa/swrast/s_texfilter.c
+++ b/src/mesa/swrast/s_texfilter.c
@@ -1196,7 +1196,9 @@ sample_linear_2d( GLcontext *ctx,
    GLuint i;
    struct gl_texture_image *image = tObj->Image[0][tObj->BaseLevel];
    (void) lambda;
-   if (tObj->WrapS == GL_REPEAT && tObj->WrapT == GL_REPEAT) {
+   if (tObj->WrapS == GL_REPEAT &&
+       tObj->WrapT == GL_REPEAT &&
+       image->_IsPowerOfTwo) {
       for (i=0;i<n;i++) {
          sample_2d_linear_repeat(ctx, tObj, image, texcoords[i], rgba[i]);
       }