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-rw-r--r--src/gallium/auxiliary/util/u_vbuf_mgr.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/util/u_vbuf_mgr.c b/src/gallium/auxiliary/util/u_vbuf_mgr.c
index 04149525ea7..fdfa9fcca3d 100644
--- a/src/gallium/auxiliary/util/u_vbuf_mgr.c
+++ b/src/gallium/auxiliary/util/u_vbuf_mgr.c
@@ -537,6 +537,11 @@ static void u_vbuf_upload_buffers(struct u_vbuf_mgr_priv *mgr,
} else if (vb->stride) {
first = vb->stride * min_index;
size = vb->stride * count;
+
+ /* Unusual case when stride is smaller than the format size.
+ * XXX This won't work with interleaved arrays. */
+ if (mgr->ve->native_format_size[i] > vb->stride)
+ size += mgr->ve->native_format_size[i] - vb->stride;
} else {
first = 0;
size = mgr->ve->native_format_size[i];