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-rw-r--r--src/mesa/main/attrib.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/mesa/main/attrib.c b/src/mesa/main/attrib.c
index 1f292de3c7..ef970ad9eb 100644
--- a/src/mesa/main/attrib.c
+++ b/src/mesa/main/attrib.c
@@ -276,6 +276,8 @@ _mesa_PushAttrib(GLbitfield mask)
struct gl_pixel_attrib *attr;
attr = MALLOC_STRUCT( gl_pixel_attrib );
MEMCPY( attr, &ctx->Pixel, sizeof(struct gl_pixel_attrib) );
+ /* push the Read FBO's ReadBuffer state, not ctx->Pixel.ReadBuffer */
+ attr->ReadBuffer = ctx->ReadBuffer->ColorReadBuffer;
newnode = new_attrib_node( GL_PIXEL_MODE_BIT );
newnode->data = attr;
newnode->next = head;