From: Mun Gwan-gyeong <elong...@gmail.com>
It adds limits of the height and the width on the copy region.
Cc: Daniel Stone <dan...@fooishbar.org>
Signed-off-by: Mun Gwan-gyeong <elong...@gmail.com>
[Eric: compare coordinates instead of bytes (Suggested by DanielS)]
Signed-off-by: Eric Engestrom <eric.engest...@imgtec.com>
---
src/egl/drivers/dri2/platform_drm.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/src/egl/drivers/dri2/platform_drm.c
b/src/egl/drivers/dri2/platform_drm.c
index a952aa5456..b3c2563c2e 100644
--- a/src/egl/drivers/dri2/platform_drm.c
+++ b/src/egl/drivers/dri2/platform_drm.c
@@ -530,6 +530,12 @@ swrast_put_image2(__DRIdrawable *driDrawable,
int x_bytes, width_bytes;
char *src, *dst;
+ if (height > dri2_surf->base.Height - y)
+ height = dri2_surf->base.Height - y;
+
+ if (width > dri2_surf->base.Width - x)
+ width = dri2_surf->base.Width - x;
+
if (op != __DRI_SWRAST_IMAGE_OP_DRAW &&
op != __DRI_SWRAST_IMAGE_OP_SWAP)
return;
@@ -579,6 +585,12 @@ swrast_get_image(__DRIdrawable *driDrawable,
int x_bytes, width_bytes;
char *src, *dst;
+ if (height > dri2_surf->base.Height - y)
+ height = dri2_surf->base.Height - y;
+
+ if (width > dri2_surf->base.Width - x)
+ width = dri2_surf->base.Width - x;
+
if (get_swrast_front_bo(dri2_surf) < 0)
return;
--
Cheers,
Eric
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